61987240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2069}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 160963200

約数和(自身を除く): 98975960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2069, 2140, 2996, 3745, 4138, 4280, 5992, 7490, 8276, 10345, 14483, 14980, 16552, 20690, 28966, 29960, 41380, 57932, 72415, 82760, 115864, 144830, 221383, 289660, 442766, 579320, 885532, 1106915, 1549681, 1771064, 2213830, 3099362, 4427660, 6198724, 7748405, 8855320, 12397448, 15496810, 30993620, 61987240]

約数ペア:

[(1, 61987240), (2, 30993620), (4, 15496810), (5, 12397448), (7, 8855320), (8, 7748405), (10, 6198724), (14, 4427660), (20, 3099362), (28, 2213830), (35, 1771064), (40, 1549681), (56, 1106915), (70, 885532), (107, 579320), (140, 442766), (214, 289660), (280, 221383), (428, 144830), (535, 115864), (749, 82760), (856, 72415), (1070, 57932), (1498, 41380), (2069, 29960), (2140, 28966), (2996, 20690), (3745, 16552), (4138, 14980), (4280, 14483), (5992, 10345), (7490, 8276)]