211293680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 607565280

約数和(自身を除く): 396271600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 37, 38, 40, 52, 65, 68, 74, 76, 80, 85, 95, 104, 130, 136, 148, 152, 170, 185, 190, 208, 221, 247, 260, 272, 289, 296, 304, 323, 340, 370, 380, 442, 481, 494, 520, 578, 592, 629, 646, 680, 703, 740, 760, 884, 962, 988, 1040, 1105, 1156, 1235, 1258, 1292, 1360, 1406, 1445, 1480, 1520, 1615, 1768, 1924, 1976, 2210, 2312, 2405, 2470, 2516, 2584, 2812, 2890, 2960, 3145, 3230, 3515, 3536, 3757, 3848, 3952, 4199, 4420, 4624, 4810, 4940, 5032, 5168, 5491, 5624, 5780, 6290, 6460, 7030, 7514, 7696, 8177, 8398, 8840, 9139, 9620, 9880, 10064, 10693, 10982, 11248, 11560, 11951, 12580, 12920, 14060, 15028, 16354, 16796, 17680, 18278, 18785, 19240, 19760, 20995, 21386, 21964, 23120, 23902, 25160, 25840, 27455, 28120, 30056, 32708, 33592, 36556, 37570, 38480, 40885, 41990, 42772, 43928, 45695, 47804, 50320, 53465, 54910, 56240, 59755, 60112, 65416, 67184, 71383, 73112, 75140, 81770, 83980, 85544, 87856, 91390, 95608, 106930, 109820, 119510, 130832, 139009, 142766, 146224, 150280, 155363, 163540, 167960, 171088, 182780, 191216, 203167, 213860, 219640, 239020, 278018, 285532, 300560, 310726, 327080, 335920, 356915, 365560, 406334, 427720, 439280, 478040, 556036, 571064, 621452, 654160, 695045, 713830, 731120, 776815, 812668, 855440, 956080, 1015835, 1112072, 1142128, 1242904, 1390090, 1427660, 1553630, 1625336, 2031670, 2224144, 2485808, 2641171, 2780180, 2855320, 3107260, 3250672, 4063340, 5282342, 5560360, 5710640, 6214520, 8126680, 10564684, 11120720, 12429040, 13205855, 16253360, 21129368, 26411710, 42258736, 52823420, 105646840, 211293680]

約数ペア:

[(1, 211293680), (2, 105646840), (4, 52823420), (5, 42258736), (8, 26411710), (10, 21129368), (13, 16253360), (16, 13205855), (17, 12429040), (19, 11120720), (20, 10564684), (26, 8126680), (34, 6214520), (37, 5710640), (38, 5560360), (40, 5282342), (52, 4063340), (65, 3250672), (68, 3107260), (74, 2855320), (76, 2780180), (80, 2641171), (85, 2485808), (95, 2224144), (104, 2031670), (130, 1625336), (136, 1553630), (148, 1427660), (152, 1390090), (170, 1242904), (185, 1142128), (190, 1112072), (208, 1015835), (221, 956080), (247, 855440), (260, 812668), (272, 776815), (289, 731120), (296, 713830), (304, 695045), (323, 654160), (340, 621452), (370, 571064), (380, 556036), (442, 478040), (481, 439280), (494, 427720), (520, 406334), (578, 365560), (592, 356915), (629, 335920), (646, 327080), (680, 310726), (703, 300560), (740, 285532), (760, 278018), (884, 239020), (962, 219640), (988, 213860), (1040, 203167), (1105, 191216), (1156, 182780), (1235, 171088), (1258, 167960), (1292, 163540), (1360, 155363), (1406, 150280), (1445, 146224), (1480, 142766), (1520, 139009), (1615, 130832), (1768, 119510), (1924, 109820), (1976, 106930), (2210, 95608), (2312, 91390), (2405, 87856), (2470, 85544), (2516, 83980), (2584, 81770), (2812, 75140), (2890, 73112), (2960, 71383), (3145, 67184), (3230, 65416), (3515, 60112), (3536, 59755), (3757, 56240), (3848, 54910), (3952, 53465), (4199, 50320), (4420, 47804), (4624, 45695), (4810, 43928), (4940, 42772), (5032, 41990), (5168, 40885), (5491, 38480), (5624, 37570), (5780, 36556), (6290, 33592), (6460, 32708), (7030, 30056), (7514, 28120), (7696, 27455), (8177, 25840), (8398, 25160), (8840, 23902), (9139, 23120), (9620, 21964), (9880, 21386), (10064, 20995), (10693, 19760), (10982, 19240), (11248, 18785), (11560, 18278), (11951, 17680), (12580, 16796), (12920, 16354), (14060, 15028)]