260895960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 192

約数和(自身を含む): 923438880

約数和(自身を除く): 662542920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 107, 117, 120, 130, 156, 180, 195, 214, 234, 260, 312, 321, 360, 390, 428, 468, 520, 521, 535, 585, 642, 780, 856, 936, 963, 1042, 1070, 1170, 1284, 1391, 1560, 1563, 1605, 1926, 2084, 2140, 2340, 2568, 2605, 2782, 3126, 3210, 3852, 4168, 4173, 4280, 4680, 4689, 4815, 5210, 5564, 6252, 6420, 6773, 6955, 7704, 7815, 8346, 9378, 9630, 10420, 11128, 12504, 12519, 12840, 13546, 13910, 15630, 16692, 18756, 19260, 20319, 20840, 20865, 23445, 25038, 27092, 27820, 31260, 33384, 33865, 37512, 38520, 40638, 41730, 46890, 50076, 54184, 55640, 55747, 60957, 62520, 62595, 67730, 81276, 83460, 93780, 100152, 101595, 111494, 121914, 125190, 135460, 162552, 166920, 167241, 187560, 203190, 222988, 243828, 250380, 270920, 278735, 304785, 334482, 406380, 445976, 487656, 500760, 501723, 557470, 609570, 668964, 724711, 812760, 836205, 1003446, 1114940, 1219140, 1337928, 1449422, 1672410, 2006892, 2174133, 2229880, 2438280, 2508615, 2898844, 3344820, 3623555, 4013784, 4348266, 5017230, 5797688, 6522399, 6689640, 7247110, 8696532, 10034460, 10870665, 13044798, 14494220, 17393064, 20068920, 21741330, 26089596, 28988440, 32611995, 43482660, 52179192, 65223990, 86965320, 130447980, 260895960]

約数ペア:

[(1, 260895960), (2, 130447980), (3, 86965320), (4, 65223990), (5, 52179192), (6, 43482660), (8, 32611995), (9, 28988440), (10, 26089596), (12, 21741330), (13, 20068920), (15, 17393064), (18, 14494220), (20, 13044798), (24, 10870665), (26, 10034460), (30, 8696532), (36, 7247110), (39, 6689640), (40, 6522399), (45, 5797688), (52, 5017230), (60, 4348266), (65, 4013784), (72, 3623555), (78, 3344820), (90, 2898844), (104, 2508615), (107, 2438280), (117, 2229880), (120, 2174133), (130, 2006892), (156, 1672410), (180, 1449422), (195, 1337928), (214, 1219140), (234, 1114940), (260, 1003446), (312, 836205), (321, 812760), (360, 724711), (390, 668964), (428, 609570), (468, 557470), (520, 501723), (521, 500760), (535, 487656), (585, 445976), (642, 406380), (780, 334482), (856, 304785), (936, 278735), (963, 270920), (1042, 250380), (1070, 243828), (1170, 222988), (1284, 203190), (1391, 187560), (1560, 167241), (1563, 166920), (1605, 162552), (1926, 135460), (2084, 125190), (2140, 121914), (2340, 111494), (2568, 101595), (2605, 100152), (2782, 93780), (3126, 83460), (3210, 81276), (3852, 67730), (4168, 62595), (4173, 62520), (4280, 60957), (4680, 55747), (4689, 55640), (4815, 54184), (5210, 50076), (5564, 46890), (6252, 41730), (6420, 40638), (6773, 38520), (6955, 37512), (7704, 33865), (7815, 33384), (8346, 31260), (9378, 27820), (9630, 27092), (10420, 25038), (11128, 23445), (12504, 20865), (12519, 20840), (12840, 20319), (13546, 19260), (13910, 18756), (15630, 16692)]