16468920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 320

約数和(自身を含む): 65862720

約数和(自身を除く): 49393800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 23, 24, 26, 27, 30, 34, 36, 39, 40, 45, 46, 51, 52, 54, 60, 65, 68, 69, 72, 78, 81, 85, 90, 92, 102, 104, 108, 115, 117, 120, 130, 135, 136, 138, 153, 156, 162, 170, 180, 184, 195, 204, 207, 216, 221, 230, 234, 255, 260, 270, 276, 299, 306, 312, 324, 340, 345, 351, 360, 390, 391, 405, 408, 414, 442, 459, 460, 468, 510, 520, 540, 552, 585, 598, 612, 621, 648, 663, 680, 690, 702, 765, 780, 782, 810, 828, 884, 897, 918, 920, 936, 1020, 1035, 1053, 1080, 1105, 1170, 1173, 1196, 1224, 1242, 1326, 1377, 1380, 1404, 1495, 1530, 1560, 1564, 1620, 1656, 1755, 1768, 1794, 1836, 1863, 1955, 1989, 2040, 2070, 2106, 2210, 2295, 2340, 2346, 2392, 2484, 2652, 2691, 2754, 2760, 2808, 2990, 3060, 3105, 3128, 3240, 3315, 3510, 3519, 3588, 3672, 3726, 3910, 3978, 4140, 4212, 4420, 4485, 4590, 4680, 4692, 4968, 5083, 5265, 5304, 5382, 5508, 5865, 5967, 5980, 6120, 6210, 6630, 6885, 7020, 7038, 7176, 7452, 7820, 7956, 8073, 8280, 8424, 8840, 8970, 9180, 9315, 9384, 9945, 10166, 10530, 10557, 10764, 11016, 11730, 11934, 11960, 12420, 13260, 13455, 13770, 14040, 14076, 14904, 15249, 15640, 15912, 16146, 17595, 17901, 17940, 18360, 18630, 19890, 20332, 21060, 21114, 21528, 23460, 23868, 24219, 24840, 25415, 26520, 26910, 27540, 28152, 29835, 30498, 31671, 32292, 35190, 35802, 35880, 37260, 39780, 40365, 40664, 42120, 42228, 45747, 46920, 47736, 48438, 50830, 52785, 53820, 55080, 59670, 60996, 63342, 64584, 70380, 71604, 74520, 76245, 79560, 80730, 84456, 89505, 91494, 96876, 101660, 105570, 107640, 119340, 121095, 121992, 126684, 137241, 140760, 143208, 152490, 158355, 161460, 179010, 182988, 193752, 203320, 211140, 228735, 238680, 242190, 253368, 274482, 304980, 316710, 322920, 358020, 365976, 411723, 422280, 457470, 484380, 548964, 609960, 633420, 686205, 716040, 823446, 914940, 968760, 1097928, 1266840, 1372410, 1646892, 1829880, 2058615, 2744820, 3293784, 4117230, 5489640, 8234460, 16468920]

約数ペア:

[(1, 16468920), (2, 8234460), (3, 5489640), (4, 4117230), (5, 3293784), (6, 2744820), (8, 2058615), (9, 1829880), (10, 1646892), (12, 1372410), (13, 1266840), (15, 1097928), (17, 968760), (18, 914940), (20, 823446), (23, 716040), (24, 686205), (26, 633420), (27, 609960), (30, 548964), (34, 484380), (36, 457470), (39, 422280), (40, 411723), (45, 365976), (46, 358020), (51, 322920), (52, 316710), (54, 304980), (60, 274482), (65, 253368), (68, 242190), (69, 238680), (72, 228735), (78, 211140), (81, 203320), (85, 193752), (90, 182988), (92, 179010), (102, 161460), (104, 158355), (108, 152490), (115, 143208), (117, 140760), (120, 137241), (130, 126684), (135, 121992), (136, 121095), (138, 119340), (153, 107640), (156, 105570), (162, 101660), (170, 96876), (180, 91494), (184, 89505), (195, 84456), (204, 80730), (207, 79560), (216, 76245), (221, 74520), (230, 71604), (234, 70380), (255, 64584), (260, 63342), (270, 60996), (276, 59670), (299, 55080), (306, 53820), (312, 52785), (324, 50830), (340, 48438), (345, 47736), (351, 46920), (360, 45747), (390, 42228), (391, 42120), (405, 40664), (408, 40365), (414, 39780), (442, 37260), (459, 35880), (460, 35802), (468, 35190), (510, 32292), (520, 31671), (540, 30498), (552, 29835), (585, 28152), (598, 27540), (612, 26910), (621, 26520), (648, 25415), (663, 24840), (680, 24219), (690, 23868), (702, 23460), (765, 21528), (780, 21114), (782, 21060), (810, 20332), (828, 19890), (884, 18630), (897, 18360), (918, 17940), (920, 17901), (936, 17595), (1020, 16146), (1035, 15912), (1053, 15640), (1080, 15249), (1105, 14904), (1170, 14076), (1173, 14040), (1196, 13770), (1224, 13455), (1242, 13260), (1326, 12420), (1377, 11960), (1380, 11934), (1404, 11730), (1495, 11016), (1530, 10764), (1560, 10557), (1564, 10530), (1620, 10166), (1656, 9945), (1755, 9384), (1768, 9315), (1794, 9180), (1836, 8970), (1863, 8840), (1955, 8424), (1989, 8280), (2040, 8073), (2070, 7956), (2106, 7820), (2210, 7452), (2295, 7176), (2340, 7038), (2346, 7020), (2392, 6885), (2484, 6630), (2652, 6210), (2691, 6120), (2754, 5980), (2760, 5967), (2808, 5865), (2990, 5508), (3060, 5382), (3105, 5304), (3128, 5265), (3240, 5083), (3315, 4968), (3510, 4692), (3519, 4680), (3588, 4590), (3672, 4485), (3726, 4420), (3910, 4212), (3978, 4140)]