217378980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 288

約数和(自身を含む): 848300544

約数和(自身を除く): 630921564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 105, 115, 117, 126, 130, 138, 140, 156, 161, 180, 182, 195, 207, 210, 230, 234, 252, 260, 273, 276, 299, 315, 322, 345, 364, 390, 414, 420, 455, 460, 468, 483, 546, 577, 585, 598, 630, 644, 690, 780, 805, 819, 828, 897, 910, 966, 1035, 1092, 1154, 1170, 1196, 1260, 1365, 1380, 1449, 1495, 1610, 1638, 1731, 1794, 1820, 1932, 2070, 2093, 2308, 2340, 2415, 2691, 2730, 2885, 2898, 2990, 3220, 3276, 3462, 3588, 4039, 4095, 4140, 4186, 4485, 4830, 5193, 5382, 5460, 5770, 5796, 5980, 6279, 6924, 7245, 7501, 8078, 8190, 8372, 8655, 8970, 9660, 10386, 10465, 10764, 11540, 12117, 12558, 13271, 13455, 14490, 15002, 16156, 16380, 17310, 17940, 18837, 20195, 20772, 20930, 22503, 24234, 25116, 25965, 26542, 26910, 28980, 30004, 31395, 34620, 36351, 37505, 37674, 39813, 40390, 41860, 45006, 48468, 51930, 52507, 53084, 53820, 60585, 62790, 66355, 67509, 72702, 75010, 75348, 79626, 80780, 90012, 92897, 94185, 103860, 105014, 112515, 119439, 121170, 125580, 132710, 135018, 145404, 150020, 157521, 159252, 172523, 181755, 185794, 188370, 199065, 210028, 225030, 238878, 242340, 262535, 265420, 270036, 278691, 315042, 337545, 345046, 363510, 371588, 376740, 398130, 450060, 464485, 472563, 477756, 517569, 525070, 557382, 597195, 630084, 675090, 690092, 727020, 787605, 796260, 836073, 862615, 928970, 945126, 1035138, 1050140, 1114764, 1194390, 1207661, 1350180, 1393455, 1552707, 1575210, 1672146, 1725230, 1857940, 1890252, 2070276, 2362815, 2388780, 2415322, 2587845, 2786910, 3105414, 3150420, 3344292, 3450460, 3622983, 4180365, 4725630, 4830644, 5175690, 5573820, 6038305, 6210828, 7245966, 7763535, 8360730, 9451260, 10351380, 10868949, 12076610, 14491932, 15527070, 16721460, 18114915, 21737898, 24153220, 31054140, 36229830, 43475796, 54344745, 72459660, 108689490, 217378980]

約数ペア:

[(1, 217378980), (2, 108689490), (3, 72459660), (4, 54344745), (5, 43475796), (6, 36229830), (7, 31054140), (9, 24153220), (10, 21737898), (12, 18114915), (13, 16721460), (14, 15527070), (15, 14491932), (18, 12076610), (20, 10868949), (21, 10351380), (23, 9451260), (26, 8360730), (28, 7763535), (30, 7245966), (35, 6210828), (36, 6038305), (39, 5573820), (42, 5175690), (45, 4830644), (46, 4725630), (52, 4180365), (60, 3622983), (63, 3450460), (65, 3344292), (69, 3150420), (70, 3105414), (78, 2786910), (84, 2587845), (90, 2415322), (91, 2388780), (92, 2362815), (105, 2070276), (115, 1890252), (117, 1857940), (126, 1725230), (130, 1672146), (138, 1575210), (140, 1552707), (156, 1393455), (161, 1350180), (180, 1207661), (182, 1194390), (195, 1114764), (207, 1050140), (210, 1035138), (230, 945126), (234, 928970), (252, 862615), (260, 836073), (273, 796260), (276, 787605), (299, 727020), (315, 690092), (322, 675090), (345, 630084), (364, 597195), (390, 557382), (414, 525070), (420, 517569), (455, 477756), (460, 472563), (468, 464485), (483, 450060), (546, 398130), (577, 376740), (585, 371588), (598, 363510), (630, 345046), (644, 337545), (690, 315042), (780, 278691), (805, 270036), (819, 265420), (828, 262535), (897, 242340), (910, 238878), (966, 225030), (1035, 210028), (1092, 199065), (1154, 188370), (1170, 185794), (1196, 181755), (1260, 172523), (1365, 159252), (1380, 157521), (1449, 150020), (1495, 145404), (1610, 135018), (1638, 132710), (1731, 125580), (1794, 121170), (1820, 119439), (1932, 112515), (2070, 105014), (2093, 103860), (2308, 94185), (2340, 92897), (2415, 90012), (2691, 80780), (2730, 79626), (2885, 75348), (2898, 75010), (2990, 72702), (3220, 67509), (3276, 66355), (3462, 62790), (3588, 60585), (4039, 53820), (4095, 53084), (4140, 52507), (4186, 51930), (4485, 48468), (4830, 45006), (5193, 41860), (5382, 40390), (5460, 39813), (5770, 37674), (5796, 37505), (5980, 36351), (6279, 34620), (6924, 31395), (7245, 30004), (7501, 28980), (8078, 26910), (8190, 26542), (8372, 25965), (8655, 25116), (8970, 24234), (9660, 22503), (10386, 20930), (10465, 20772), (10764, 20195), (11540, 18837), (12117, 17940), (12558, 17310), (13271, 16380), (13455, 16156), (14490, 15002)]