655132920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:131

約数の個数: 384

約数和(自身を含む): 2402265600

約数和(自身を除く): 1747132680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 23, 24, 26, 30, 31, 38, 39, 40, 46, 52, 57, 60, 62, 65, 69, 76, 78, 92, 93, 95, 104, 114, 115, 120, 124, 130, 138, 152, 155, 156, 184, 186, 190, 195, 228, 230, 247, 248, 260, 276, 285, 299, 310, 312, 345, 372, 380, 390, 403, 437, 456, 460, 465, 494, 520, 552, 570, 589, 598, 620, 690, 713, 741, 744, 760, 780, 806, 874, 897, 920, 930, 961, 988, 1140, 1178, 1196, 1209, 1235, 1240, 1311, 1380, 1426, 1482, 1495, 1560, 1612, 1748, 1767, 1794, 1860, 1922, 1976, 2015, 2139, 2185, 2280, 2356, 2392, 2418, 2470, 2622, 2760, 2852, 2883, 2945, 2964, 2990, 3224, 3496, 3534, 3565, 3588, 3705, 3720, 3844, 4030, 4278, 4370, 4485, 4712, 4805, 4836, 4940, 5244, 5681, 5704, 5766, 5890, 5928, 5980, 6045, 6555, 7068, 7130, 7176, 7410, 7657, 7688, 8060, 8556, 8740, 8835, 8970, 9269, 9610, 9672, 9880, 10488, 10695, 11362, 11532, 11780, 11960, 12090, 12493, 13110, 13547, 14136, 14260, 14415, 14820, 15314, 16120, 17043, 17112, 17480, 17670, 17940, 18259, 18538, 19220, 21390, 22103, 22724, 22971, 23064, 23560, 24180, 24986, 26220, 27094, 27807, 28405, 28520, 28830, 29640, 30628, 34086, 35340, 35880, 36518, 37076, 37479, 38285, 38440, 40641, 42780, 44206, 45448, 45942, 46345, 48360, 49972, 52440, 54188, 54777, 55614, 56810, 57660, 61256, 62465, 66309, 67735, 68172, 70680, 73036, 74152, 74958, 76570, 81282, 85215, 85560, 88412, 91295, 91884, 92690, 99944, 108376, 109554, 110515, 111228, 113620, 114855, 115320, 124930, 132618, 135470, 136344, 139035, 146072, 149916, 153140, 162564, 170430, 176111, 176824, 182590, 183768, 185380, 187395, 203205, 219108, 221030, 222456, 227240, 229710, 237367, 249860, 265236, 270940, 273885, 278070, 287339, 299832, 306280, 325128, 331545, 340860, 352222, 365180, 370760, 374790, 406410, 419957, 438216, 442060, 459420, 474734, 499720, 528333, 530472, 541880, 547770, 556140, 574678, 663090, 681720, 704444, 712101, 730360, 749580, 812820, 839914, 862017, 880555, 884120, 918840, 949468, 1056666, 1095540, 1112280, 1149356, 1186835, 1259871, 1326180, 1408888, 1424202, 1436695, 1499160, 1625640, 1679828, 1724034, 1761110, 1898936, 2099785, 2113332, 2191080, 2298712, 2373670, 2519742, 2641665, 2652360, 2848404, 2873390, 3359656, 3448068, 3522220, 3560505, 4199570, 4226664, 4310085, 4747340, 5039484, 5283330, 5459441, 5696808, 5746780, 6299355, 6896136, 7044440, 7121010, 8399140, 8620170, 9494680, 10078968, 10566660, 10918882, 11493560, 12598710, 14242020, 16378323, 16798280, 17240340, 21133320, 21837764, 25197420, 27297205, 28484040, 32756646, 34480680, 43675528, 50394840, 54594410, 65513292, 81891615, 109188820, 131026584, 163783230, 218377640, 327566460, 655132920]

約数ペア:

[(1, 655132920), (2, 327566460), (3, 218377640), (4, 163783230), (5, 131026584), (6, 109188820), (8, 81891615), (10, 65513292), (12, 54594410), (13, 50394840), (15, 43675528), (19, 34480680), (20, 32756646), (23, 28484040), (24, 27297205), (26, 25197420), (30, 21837764), (31, 21133320), (38, 17240340), (39, 16798280), (40, 16378323), (46, 14242020), (52, 12598710), (57, 11493560), (60, 10918882), (62, 10566660), (65, 10078968), (69, 9494680), (76, 8620170), (78, 8399140), (92, 7121010), (93, 7044440), (95, 6896136), (104, 6299355), (114, 5746780), (115, 5696808), (120, 5459441), (124, 5283330), (130, 5039484), (138, 4747340), (152, 4310085), (155, 4226664), (156, 4199570), (184, 3560505), (186, 3522220), (190, 3448068), (195, 3359656), (228, 2873390), (230, 2848404), (247, 2652360), (248, 2641665), (260, 2519742), (276, 2373670), (285, 2298712), (299, 2191080), (310, 2113332), (312, 2099785), (345, 1898936), (372, 1761110), (380, 1724034), (390, 1679828), (403, 1625640), (437, 1499160), (456, 1436695), (460, 1424202), (465, 1408888), (494, 1326180), (520, 1259871), (552, 1186835), (570, 1149356), (589, 1112280), (598, 1095540), (620, 1056666), (690, 949468), (713, 918840), (741, 884120), (744, 880555), (760, 862017), (780, 839914), (806, 812820), (874, 749580), (897, 730360), (920, 712101), (930, 704444), (961, 681720), (988, 663090), (1140, 574678), (1178, 556140), (1196, 547770), (1209, 541880), (1235, 530472), (1240, 528333), (1311, 499720), (1380, 474734), (1426, 459420), (1482, 442060), (1495, 438216), (1560, 419957), (1612, 406410), (1748, 374790), (1767, 370760), (1794, 365180), (1860, 352222), (1922, 340860), (1976, 331545), (2015, 325128), (2139, 306280), (2185, 299832), (2280, 287339), (2356, 278070), (2392, 273885), (2418, 270940), (2470, 265236), (2622, 249860), (2760, 237367), (2852, 229710), (2883, 227240), (2945, 222456), (2964, 221030), (2990, 219108), (3224, 203205), (3496, 187395), (3534, 185380), (3565, 183768), (3588, 182590), (3705, 176824), (3720, 176111), (3844, 170430), (4030, 162564), (4278, 153140), (4370, 149916), (4485, 146072), (4712, 139035), (4805, 136344), (4836, 135470), (4940, 132618), (5244, 124930), (5681, 115320), (5704, 114855), (5766, 113620), (5890, 111228), (5928, 110515), (5980, 109554), (6045, 108376), (6555, 99944), (7068, 92690), (7130, 91884), (7176, 91295), (7410, 88412), (7657, 85560), (7688, 85215), (8060, 81282), (8556, 76570), (8740, 74958), (8835, 74152), (8970, 73036), (9269, 70680), (9610, 68172), (9672, 67735), (9880, 66309), (10488, 62465), (10695, 61256), (11362, 57660), (11532, 56810), (11780, 55614), (11960, 54777), (12090, 54188), (12493, 52440), (13110, 49972), (13547, 48360), (14136, 46345), (14260, 45942), (14415, 45448), (14820, 44206), (15314, 42780), (16120, 40641), (17043, 38440), (17112, 38285), (17480, 37479), (17670, 37076), (17940, 36518), (18259, 35880), (18538, 35340), (19220, 34086), (21390, 30628), (22103, 29640), (22724, 28830), (22971, 28520), (23064, 28405), (23560, 27807), (24180, 27094), (24986, 26220)]