291967620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9791}}^1$

素因数の和:9881

約数の個数: 96

約数和(自身を含む): 947552256

約数和(自身を除く): 655584636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9791, 9940, 14910, 19582, 29373, 29820, 39164, 48955, 58746, 68537, 97910, 117492, 137074, 146865, 195820, 205611, 274148, 293730, 342685, 411222, 587460, 685370, 695161, 822444, 1028055, 1370740, 1390322, 2056110, 2085483, 2780644, 3475805, 4112220, 4170966, 4866127, 6951610, 8341932, 9732254, 10427415, 13903220, 14598381, 19464508, 20854830, 24330635, 29196762, 41709660, 48661270, 58393524, 72991905, 97322540, 145983810, 291967620]

約数ペア:

[(1, 291967620), (2, 145983810), (3, 97322540), (4, 72991905), (5, 58393524), (6, 48661270), (7, 41709660), (10, 29196762), (12, 24330635), (14, 20854830), (15, 19464508), (20, 14598381), (21, 13903220), (28, 10427415), (30, 9732254), (35, 8341932), (42, 6951610), (60, 4866127), (70, 4170966), (71, 4112220), (84, 3475805), (105, 2780644), (140, 2085483), (142, 2056110), (210, 1390322), (213, 1370740), (284, 1028055), (355, 822444), (420, 695161), (426, 685370), (497, 587460), (710, 411222), (852, 342685), (994, 293730), (1065, 274148), (1420, 205611), (1491, 195820), (1988, 146865), (2130, 137074), (2485, 117492), (2982, 97910), (4260, 68537), (4970, 58746), (5964, 48955), (7455, 39164), (9791, 29820), (9940, 29373), (14910, 19582)]