68211120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4003}}^1$

素因数の和:4090

約数の個数: 80

約数和(自身を含む): 214486272

約数和(自身を除く): 146275152

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, 4003, 4260, 5680, 8006, 8520, 12009, 16012, 17040, 20015, 24018, 32024, 40030, 48036, 60045, 64048, 80060, 96072, 120090, 160120, 192144, 240180, 284213, 320240, 480360, 568426, 852639, 960720, 1136852, 1421065, 1705278, 2273704, 2842130, 3410556, 4263195, 4547408, 5684260, 6821112, 8526390, 11368520, 13642224, 17052780, 22737040, 34105560, 68211120]

約数ペア:

[(1, 68211120), (2, 34105560), (3, 22737040), (4, 17052780), (5, 13642224), (6, 11368520), (8, 8526390), (10, 6821112), (12, 5684260), (15, 4547408), (16, 4263195), (20, 3410556), (24, 2842130), (30, 2273704), (40, 1705278), (48, 1421065), (60, 1136852), (71, 960720), (80, 852639), (120, 568426), (142, 480360), (213, 320240), (240, 284213), (284, 240180), (355, 192144), (426, 160120), (568, 120090), (710, 96072), (852, 80060), (1065, 64048), (1136, 60045), (1420, 48036), (1704, 40030), (2130, 32024), (2840, 24018), (3408, 20015), (4003, 17040), (4260, 16012), (5680, 12009), (8006, 8520)]