8155980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6473}}^1$

素因数の和:6495

約数の個数: 72

約数和(自身を含む): 28278432

約数和(自身を除く): 20122452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 6473, 12946, 19419, 25892, 32365, 38838, 45311, 58257, 64730, 77676, 90622, 97095, 116514, 129460, 135933, 181244, 194190, 226555, 233028, 271866, 291285, 388380, 407799, 453110, 543732, 582570, 679665, 815598, 906220, 1165140, 1359330, 1631196, 2038995, 2718660, 4077990, 8155980]

約数ペア:

[(1, 8155980), (2, 4077990), (3, 2718660), (4, 2038995), (5, 1631196), (6, 1359330), (7, 1165140), (9, 906220), (10, 815598), (12, 679665), (14, 582570), (15, 543732), (18, 453110), (20, 407799), (21, 388380), (28, 291285), (30, 271866), (35, 233028), (36, 226555), (42, 194190), (45, 181244), (60, 135933), (63, 129460), (70, 116514), (84, 97095), (90, 90622), (105, 77676), (126, 64730), (140, 58257), (180, 45311), (210, 38838), (252, 32365), (315, 25892), (420, 19419), (630, 12946), (1260, 6473)]