66600840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7817}}^1$

素因数の和:7902

約数の個数: 64

約数和(自身を含む): 202642560

約数和(自身を除く): 136041720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 7817, 8520, 15634, 23451, 31268, 39085, 46902, 62536, 78170, 93804, 117255, 156340, 187608, 234510, 312680, 469020, 555007, 938040, 1110014, 1665021, 2220028, 2775035, 3330042, 4440056, 5550070, 6660084, 8325105, 11100140, 13320168, 16650210, 22200280, 33300420, 66600840]

約数ペア:

[(1, 66600840), (2, 33300420), (3, 22200280), (4, 16650210), (5, 13320168), (6, 11100140), (8, 8325105), (10, 6660084), (12, 5550070), (15, 4440056), (20, 3330042), (24, 2775035), (30, 2220028), (40, 1665021), (60, 1110014), (71, 938040), (120, 555007), (142, 469020), (213, 312680), (284, 234510), (355, 187608), (426, 156340), (568, 117255), (710, 93804), (852, 78170), (1065, 62536), (1420, 46902), (1704, 39085), (2130, 31268), (2840, 23451), (4260, 15634), (7817, 8520)]