28456673080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{7307}}^1$

素因数の和:7549

約数の個数: 128

約数和(自身を含む): 71602030080

約数和(自身を除く): 43145357000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 167, 212, 220, 265, 334, 424, 440, 530, 583, 668, 835, 1060, 1166, 1336, 1670, 1837, 2120, 2332, 2915, 3340, 3674, 4664, 5830, 6680, 7307, 7348, 8851, 9185, 11660, 14614, 14696, 17702, 18370, 23320, 29228, 35404, 36535, 36740, 44255, 58456, 70808, 73070, 73480, 80377, 88510, 97361, 146140, 160754, 177020, 194722, 292280, 321508, 354040, 387271, 389444, 401885, 486805, 643016, 774542, 778888, 803770, 973610, 1220269, 1549084, 1607540, 1936355, 1947220, 2440538, 3098168, 3215080, 3872710, 3894440, 4259981, 4881076, 6101345, 7745420, 8519962, 9762152, 12202690, 13422959, 15490840, 17039924, 21299905, 24405380, 26845918, 34079848, 42599810, 48810760, 53691836, 64674257, 67114795, 85199620, 107383672, 129348514, 134229590, 170399240, 258697028, 268459180, 323371285, 517394056, 536918360, 646742570, 711416827, 1293485140, 1422833654, 2586970280, 2845667308, 3557084135, 5691334616, 7114168270, 14228336540, 28456673080]

約数ペア:

[(1, 28456673080), (2, 14228336540), (4, 7114168270), (5, 5691334616), (8, 3557084135), (10, 2845667308), (11, 2586970280), (20, 1422833654), (22, 1293485140), (40, 711416827), (44, 646742570), (53, 536918360), (55, 517394056), (88, 323371285), (106, 268459180), (110, 258697028), (167, 170399240), (212, 134229590), (220, 129348514), (265, 107383672), (334, 85199620), (424, 67114795), (440, 64674257), (530, 53691836), (583, 48810760), (668, 42599810), (835, 34079848), (1060, 26845918), (1166, 24405380), (1336, 21299905), (1670, 17039924), (1837, 15490840), (2120, 13422959), (2332, 12202690), (2915, 9762152), (3340, 8519962), (3674, 7745420), (4664, 6101345), (5830, 4881076), (6680, 4259981), (7307, 3894440), (7348, 3872710), (8851, 3215080), (9185, 3098168), (11660, 2440538), (14614, 1947220), (14696, 1936355), (17702, 1607540), (18370, 1549084), (23320, 1220269), (29228, 973610), (35404, 803770), (36535, 778888), (36740, 774542), (44255, 643016), (58456, 486805), (70808, 401885), (73070, 389444), (73480, 387271), (80377, 354040), (88510, 321508), (97361, 292280), (146140, 194722), (160754, 177020)]