77071920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4523}}^1$

素因数の和:4610

約数の個数: 80

約数和(自身を含む): 242341632

約数和(自身を除く): 165269712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4523, 5680, 8520, 9046, 13569, 17040, 18092, 22615, 27138, 36184, 45230, 54276, 67845, 72368, 90460, 108552, 135690, 180920, 217104, 271380, 321133, 361840, 542760, 642266, 963399, 1085520, 1284532, 1605665, 1926798, 2569064, 3211330, 3853596, 4816995, 5138128, 6422660, 7707192, 9633990, 12845320, 15414384, 19267980, 25690640, 38535960, 77071920]

約数ペア:

[(1, 77071920), (2, 38535960), (3, 25690640), (4, 19267980), (5, 15414384), (6, 12845320), (8, 9633990), (10, 7707192), (12, 6422660), (15, 5138128), (16, 4816995), (20, 3853596), (24, 3211330), (30, 2569064), (40, 1926798), (48, 1605665), (60, 1284532), (71, 1085520), (80, 963399), (120, 642266), (142, 542760), (213, 361840), (240, 321133), (284, 271380), (355, 217104), (426, 180920), (568, 135690), (710, 108552), (852, 90460), (1065, 72368), (1136, 67845), (1420, 54276), (1704, 45230), (2130, 36184), (2840, 27138), (3408, 22615), (4260, 18092), (4523, 17040), (5680, 13569), (8520, 9046)]