121519260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{977}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 369519696

約数和(自身を除く): 248000436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 691, 977, 1382, 1954, 2073, 2764, 2931, 3455, 3908, 4146, 4885, 5862, 6219, 6910, 8292, 8793, 9770, 10365, 11724, 12438, 13820, 14655, 17586, 19540, 20730, 24876, 29310, 31095, 35172, 41460, 43965, 58620, 62190, 87930, 124380, 175860, 675107, 1350214, 2025321, 2700428, 3375535, 4050642, 6075963, 6751070, 8101284, 10126605, 12151926, 13502140, 20253210, 24303852, 30379815, 40506420, 60759630, 121519260]

約数ペア:

[(1, 121519260), (2, 60759630), (3, 40506420), (4, 30379815), (5, 24303852), (6, 20253210), (9, 13502140), (10, 12151926), (12, 10126605), (15, 8101284), (18, 6751070), (20, 6075963), (30, 4050642), (36, 3375535), (45, 2700428), (60, 2025321), (90, 1350214), (180, 675107), (691, 175860), (977, 124380), (1382, 87930), (1954, 62190), (2073, 58620), (2764, 43965), (2931, 41460), (3455, 35172), (3908, 31095), (4146, 29310), (4885, 24876), (5862, 20730), (6219, 19540), (6910, 17586), (8292, 14655), (8793, 13820), (9770, 12438), (10365, 11724)]