90358140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16921}}^1$

素因数の和:17022

約数の個数: 48

約数和(自身を含む): 255860640

約数和(自身を除く): 165502500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 16921, 33842, 50763, 67684, 84605, 101526, 169210, 203052, 253815, 338420, 507630, 1015260, 1505969, 3011938, 4517907, 6023876, 7529845, 9035814, 15059690, 18071628, 22589535, 30119380, 45179070, 90358140]

約数ペア:

[(1, 90358140), (2, 45179070), (3, 30119380), (4, 22589535), (5, 18071628), (6, 15059690), (10, 9035814), (12, 7529845), (15, 6023876), (20, 4517907), (30, 3011938), (60, 1505969), (89, 1015260), (178, 507630), (267, 338420), (356, 253815), (445, 203052), (534, 169210), (890, 101526), (1068, 84605), (1335, 67684), (1780, 50763), (2670, 33842), (5340, 16921)]