247260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 747936

約数和(自身を除く): 500676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 317, 390, 634, 780, 951, 1268, 1585, 1902, 3170, 3804, 4121, 4755, 6340, 8242, 9510, 12363, 16484, 19020, 20605, 24726, 41210, 49452, 61815, 82420, 123630, 247260]

約数ペア:

[(1, 247260), (2, 123630), (3, 82420), (4, 61815), (5, 49452), (6, 41210), (10, 24726), (12, 20605), (13, 19020), (15, 16484), (20, 12363), (26, 9510), (30, 8242), (39, 6340), (52, 4755), (60, 4121), (65, 3804), (78, 3170), (130, 1902), (156, 1585), (195, 1268), (260, 951), (317, 780), (390, 634)]