123990960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27191}}^1$

素因数の和:27226

約数の個数: 80

約数和(自身を含む): 404616960

約数和(自身を除く): 280626000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 27191, 54382, 81573, 108764, 135955, 163146, 217528, 271910, 326292, 407865, 435056, 516629, 543820, 652584, 815730, 1033258, 1087640, 1305168, 1549887, 1631460, 2066516, 2175280, 2583145, 3099774, 3262920, 4133032, 5166290, 6199548, 6525840, 7749435, 8266064, 10332580, 12399096, 15498870, 20665160, 24798192, 30997740, 41330320, 61995480, 123990960]

約数ペア:

[(1, 123990960), (2, 61995480), (3, 41330320), (4, 30997740), (5, 24798192), (6, 20665160), (8, 15498870), (10, 12399096), (12, 10332580), (15, 8266064), (16, 7749435), (19, 6525840), (20, 6199548), (24, 5166290), (30, 4133032), (38, 3262920), (40, 3099774), (48, 2583145), (57, 2175280), (60, 2066516), (76, 1631460), (80, 1549887), (95, 1305168), (114, 1087640), (120, 1033258), (152, 815730), (190, 652584), (228, 543820), (240, 516629), (285, 435056), (304, 407865), (380, 326292), (456, 271910), (570, 217528), (760, 163146), (912, 135955), (1140, 108764), (1520, 81573), (2280, 54382), (4560, 27191)]