54996760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 157852800

約数和(自身を除く): 102856040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 521, 580, 728, 754, 812, 910, 1015, 1042, 1160, 1508, 1624, 1820, 1885, 2030, 2084, 2605, 2639, 3016, 3640, 3647, 3770, 4060, 4168, 5210, 5278, 6773, 7294, 7540, 8120, 10420, 10556, 13195, 13546, 14588, 15080, 15109, 18235, 20840, 21112, 26390, 27092, 29176, 30218, 33865, 36470, 47411, 52780, 54184, 60436, 67730, 72940, 75545, 94822, 105560, 105763, 120872, 135460, 145880, 151090, 189644, 196417, 211526, 237055, 270920, 302180, 379288, 392834, 423052, 474110, 528815, 604360, 785668, 846104, 948220, 982085, 1057630, 1374919, 1571336, 1896440, 1964170, 2115260, 2749838, 3928340, 4230520, 5499676, 6874595, 7856680, 10999352, 13749190, 27498380, 54996760]

約数ペア:

[(1, 54996760), (2, 27498380), (4, 13749190), (5, 10999352), (7, 7856680), (8, 6874595), (10, 5499676), (13, 4230520), (14, 3928340), (20, 2749838), (26, 2115260), (28, 1964170), (29, 1896440), (35, 1571336), (40, 1374919), (52, 1057630), (56, 982085), (58, 948220), (65, 846104), (70, 785668), (91, 604360), (104, 528815), (116, 474110), (130, 423052), (140, 392834), (145, 379288), (182, 302180), (203, 270920), (232, 237055), (260, 211526), (280, 196417), (290, 189644), (364, 151090), (377, 145880), (406, 135460), (455, 120872), (520, 105763), (521, 105560), (580, 94822), (728, 75545), (754, 72940), (812, 67730), (910, 60436), (1015, 54184), (1042, 52780), (1160, 47411), (1508, 36470), (1624, 33865), (1820, 30218), (1885, 29176), (2030, 27092), (2084, 26390), (2605, 21112), (2639, 20840), (3016, 18235), (3640, 15109), (3647, 15080), (3770, 14588), (4060, 13546), (4168, 13195), (5210, 10556), (5278, 10420), (6773, 8120), (7294, 7540)]