66779760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3919}}^1$

素因数の和:4006

約数の個数: 80

約数和(自身を含む): 209986560

約数和(自身を除く): 143206800

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, 3919, 4260, 5680, 7838, 8520, 11757, 15676, 17040, 19595, 23514, 31352, 39190, 47028, 58785, 62704, 78380, 94056, 117570, 156760, 188112, 235140, 278249, 313520, 470280, 556498, 834747, 940560, 1112996, 1391245, 1669494, 2225992, 2782490, 3338988, 4173735, 4451984, 5564980, 6677976, 8347470, 11129960, 13355952, 16694940, 22259920, 33389880, 66779760]

約数ペア:

[(1, 66779760), (2, 33389880), (3, 22259920), (4, 16694940), (5, 13355952), (6, 11129960), (8, 8347470), (10, 6677976), (12, 5564980), (15, 4451984), (16, 4173735), (20, 3338988), (24, 2782490), (30, 2225992), (40, 1669494), (48, 1391245), (60, 1112996), (71, 940560), (80, 834747), (120, 556498), (142, 470280), (213, 313520), (240, 278249), (284, 235140), (355, 188112), (426, 156760), (568, 117570), (710, 94056), (852, 78380), (1065, 62704), (1136, 58785), (1420, 47028), (1704, 39190), (2130, 31352), (2840, 23514), (3408, 19595), (3919, 17040), (4260, 15676), (5680, 11757), (7838, 8520)]