216679320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 512

約数和(自身を含む): 899942400

約数和(自身を除く): 683263080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 23, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 46, 52, 54, 55, 60, 61, 65, 66, 69, 72, 78, 88, 90, 92, 99, 104, 108, 110, 115, 117, 120, 122, 130, 132, 135, 138, 143, 156, 165, 180, 183, 184, 195, 198, 207, 216, 220, 230, 234, 244, 253, 260, 264, 270, 276, 286, 297, 299, 305, 312, 330, 345, 351, 360, 366, 390, 396, 414, 429, 440, 460, 468, 488, 495, 506, 520, 540, 549, 552, 572, 585, 594, 598, 610, 621, 660, 671, 690, 702, 715, 732, 759, 780, 792, 793, 828, 858, 897, 915, 920, 936, 990, 1012, 1035, 1080, 1098, 1144, 1170, 1188, 1196, 1220, 1242, 1265, 1287, 1320, 1342, 1380, 1403, 1404, 1430, 1464, 1485, 1495, 1518, 1560, 1586, 1647, 1656, 1716, 1755, 1794, 1830, 1980, 2013, 2024, 2070, 2145, 2196, 2277, 2340, 2376, 2379, 2392, 2440, 2484, 2530, 2574, 2684, 2691, 2745, 2760, 2806, 2808, 2860, 2970, 2990, 3036, 3105, 3172, 3289, 3294, 3355, 3432, 3510, 3588, 3660, 3795, 3861, 3960, 3965, 4026, 4140, 4209, 4290, 4392, 4485, 4554, 4680, 4758, 4968, 5060, 5148, 5368, 5382, 5490, 5612, 5720, 5940, 5980, 6039, 6072, 6210, 6344, 6435, 6578, 6588, 6710, 6831, 7015, 7020, 7137, 7176, 7320, 7590, 7722, 7930, 8052, 8073, 8235, 8280, 8418, 8580, 8723, 8970, 9108, 9516, 9867, 10065, 10120, 10296, 10764, 10980, 11224, 11385, 11880, 11895, 11960, 12078, 12420, 12627, 12870, 13156, 13176, 13420, 13455, 13662, 14030, 14040, 14274, 15180, 15433, 15444, 15860, 16104, 16146, 16445, 16470, 16836, 17160, 17446, 17940, 18117, 18216, 18239, 19032, 19305, 19734, 20130, 21045, 21411, 21528, 21960, 22770, 23790, 24156, 24840, 25254, 25740, 26169, 26312, 26840, 26910, 27324, 28060, 28548, 29601, 30195, 30360, 30866, 30888, 31720, 32292, 32890, 32940, 33672, 34155, 34892, 35685, 35880, 36234, 36478, 37881, 38610, 39468, 40260, 40365, 42090, 42822, 43615, 45540, 46299, 47580, 48312, 49335, 50508, 51480, 52338, 53820, 54648, 54717, 56120, 57096, 59202, 60390, 61732, 63135, 64584, 65780, 65880, 68310, 69784, 71370, 72468, 72956, 75762, 77165, 77220, 78507, 78936, 80520, 80730, 84180, 85644, 87230, 88803, 90585, 91080, 91195, 92598, 95160, 98670, 101016, 104676, 107055, 107640, 109434, 118404, 120780, 123464, 126270, 130845, 131560, 136620, 138897, 142740, 144936, 145912, 148005, 151524, 154330, 154440, 157014, 161460, 164151, 168360, 171288, 174460, 177606, 181170, 182390, 185196, 189405, 197340, 200629, 209352, 214110, 218868, 231495, 235521, 236808, 241560, 252540, 261690, 273240, 273585, 277794, 285480, 296010, 303048, 308660, 314028, 322920, 328302, 348920, 355212, 362340, 364780, 370392, 378810, 392535, 394680, 401258, 416691, 428220, 437736, 444015, 462990, 471042, 492453, 505080, 523380, 547170, 555588, 592020, 601887, 617320, 628056, 656604, 694485, 710424, 724680, 729560, 757620, 785070, 802516, 820755, 833382, 856440, 888030, 925980, 942084, 984906, 1003145, 1046760, 1094340, 1111176, 1177605, 1184040, 1203774, 1313208, 1388970, 1515240, 1570140, 1605032, 1641510, 1666764, 1776060, 1805661, 1851960, 1884168, 1969812, 2006290, 2083455, 2188680, 2355210, 2407548, 2462265, 2777940, 3009435, 3140280, 3283020, 3333528, 3552120, 3611322, 3939624, 4012580, 4166910, 4710420, 4815096, 4924530, 5416983, 5555880, 6018870, 6566040, 7222644, 8025160, 8333820, 9028305, 9420840, 9849060, 10833966, 12037740, 14445288, 16667640, 18056610, 19698120, 21667932, 24075480, 27084915, 36113220, 43335864, 54169830, 72226440, 108339660, 216679320]

約数ペア:

[(1, 216679320), (2, 108339660), (3, 72226440), (4, 54169830), (5, 43335864), (6, 36113220), (8, 27084915), (9, 24075480), (10, 21667932), (11, 19698120), (12, 18056610), (13, 16667640), (15, 14445288), (18, 12037740), (20, 10833966), (22, 9849060), (23, 9420840), (24, 9028305), (26, 8333820), (27, 8025160), (30, 7222644), (33, 6566040), (36, 6018870), (39, 5555880), (40, 5416983), (44, 4924530), (45, 4815096), (46, 4710420), (52, 4166910), (54, 4012580), (55, 3939624), (60, 3611322), (61, 3552120), (65, 3333528), (66, 3283020), (69, 3140280), (72, 3009435), (78, 2777940), (88, 2462265), (90, 2407548), (92, 2355210), (99, 2188680), (104, 2083455), (108, 2006290), (110, 1969812), (115, 1884168), (117, 1851960), (120, 1805661), (122, 1776060), (130, 1666764), (132, 1641510), (135, 1605032), (138, 1570140), (143, 1515240), (156, 1388970), (165, 1313208), (180, 1203774), (183, 1184040), (184, 1177605), (195, 1111176), (198, 1094340), (207, 1046760), (216, 1003145), (220, 984906), (230, 942084), (234, 925980), (244, 888030), (253, 856440), (260, 833382), (264, 820755), (270, 802516), (276, 785070), (286, 757620), (297, 729560), (299, 724680), (305, 710424), (312, 694485), (330, 656604), (345, 628056), (351, 617320), (360, 601887), (366, 592020), (390, 555588), (396, 547170), (414, 523380), (429, 505080), (440, 492453), (460, 471042), (468, 462990), (488, 444015), (495, 437736), (506, 428220), (520, 416691), (540, 401258), (549, 394680), (552, 392535), (572, 378810), (585, 370392), (594, 364780), (598, 362340), (610, 355212), (621, 348920), (660, 328302), (671, 322920), (690, 314028), (702, 308660), (715, 303048), (732, 296010), (759, 285480), (780, 277794), (792, 273585), (793, 273240), (828, 261690), (858, 252540), (897, 241560), (915, 236808), (920, 235521), (936, 231495), (990, 218868), (1012, 214110), (1035, 209352), (1080, 200629), (1098, 197340), (1144, 189405), (1170, 185196), (1188, 182390), (1196, 181170), (1220, 177606), (1242, 174460), (1265, 171288), (1287, 168360), (1320, 164151), (1342, 161460), (1380, 157014), (1403, 154440), (1404, 154330), (1430, 151524), (1464, 148005), (1485, 145912), (1495, 144936), (1518, 142740), (1560, 138897), (1586, 136620), (1647, 131560), (1656, 130845), (1716, 126270), (1755, 123464), (1794, 120780), (1830, 118404), (1980, 109434), (2013, 107640), (2024, 107055), (2070, 104676), (2145, 101016), (2196, 98670), (2277, 95160), (2340, 92598), (2376, 91195), (2379, 91080), (2392, 90585), (2440, 88803), (2484, 87230), (2530, 85644), (2574, 84180), (2684, 80730), (2691, 80520), (2745, 78936), (2760, 78507), (2806, 77220), (2808, 77165), (2860, 75762), (2970, 72956), (2990, 72468), (3036, 71370), (3105, 69784), (3172, 68310), (3289, 65880), (3294, 65780), (3355, 64584), (3432, 63135), (3510, 61732), (3588, 60390), (3660, 59202), (3795, 57096), (3861, 56120), (3960, 54717), (3965, 54648), (4026, 53820), (4140, 52338), (4209, 51480), (4290, 50508), (4392, 49335), (4485, 48312), (4554, 47580), (4680, 46299), (4758, 45540), (4968, 43615), (5060, 42822), (5148, 42090), (5368, 40365), (5382, 40260), (5490, 39468), (5612, 38610), (5720, 37881), (5940, 36478), (5980, 36234), (6039, 35880), (6072, 35685), (6210, 34892), (6344, 34155), (6435, 33672), (6578, 32940), (6588, 32890), (6710, 32292), (6831, 31720), (7015, 30888), (7020, 30866), (7137, 30360), (7176, 30195), (7320, 29601), (7590, 28548), (7722, 28060), (7930, 27324), (8052, 26910), (8073, 26840), (8235, 26312), (8280, 26169), (8418, 25740), (8580, 25254), (8723, 24840), (8970, 24156), (9108, 23790), (9516, 22770), (9867, 21960), (10065, 21528), (10120, 21411), (10296, 21045), (10764, 20130), (10980, 19734), (11224, 19305), (11385, 19032), (11880, 18239), (11895, 18216), (11960, 18117), (12078, 17940), (12420, 17446), (12627, 17160), (12870, 16836), (13156, 16470), (13176, 16445), (13420, 16146), (13455, 16104), (13662, 15860), (14030, 15444), (14040, 15433), (14274, 15180)]