77821680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4567}}^1$

素因数の和:4654

約数の個数: 80

約数和(自身を含む): 244698624

約数和(自身を除く): 166876944

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, 4567, 5680, 8520, 9134, 13701, 17040, 18268, 22835, 27402, 36536, 45670, 54804, 68505, 73072, 91340, 109608, 137010, 182680, 219216, 274020, 324257, 365360, 548040, 648514, 972771, 1096080, 1297028, 1621285, 1945542, 2594056, 3242570, 3891084, 4863855, 5188112, 6485140, 7782168, 9727710, 12970280, 15564336, 19455420, 25940560, 38910840, 77821680]

約数ペア:

[(1, 77821680), (2, 38910840), (3, 25940560), (4, 19455420), (5, 15564336), (6, 12970280), (8, 9727710), (10, 7782168), (12, 6485140), (15, 5188112), (16, 4863855), (20, 3891084), (24, 3242570), (30, 2594056), (40, 1945542), (48, 1621285), (60, 1297028), (71, 1096080), (80, 972771), (120, 648514), (142, 548040), (213, 365360), (240, 324257), (284, 274020), (355, 219216), (426, 182680), (568, 137010), (710, 109608), (852, 91340), (1065, 73072), (1136, 68505), (1420, 54804), (1704, 45670), (2130, 36536), (2840, 27402), (3408, 22835), (4260, 18268), (4567, 17040), (5680, 13701), (8520, 9134)]