135778980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31873}}^1$

素因数の和:31956

約数の個数: 48

約数和(自身を含む): 385547904

約数和(自身を除く): 249768924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 31873, 63746, 95619, 127492, 159365, 191238, 318730, 382476, 478095, 637460, 956190, 1912380, 2262983, 4525966, 6788949, 9051932, 11314915, 13577898, 22629830, 27155796, 33944745, 45259660, 67889490, 135778980]

約数ペア:

[(1, 135778980), (2, 67889490), (3, 45259660), (4, 33944745), (5, 27155796), (6, 22629830), (10, 13577898), (12, 11314915), (15, 9051932), (20, 6788949), (30, 4525966), (60, 2262983), (71, 1912380), (142, 956190), (213, 637460), (284, 478095), (355, 382476), (426, 318730), (710, 191238), (852, 159365), (1065, 127492), (1420, 95619), (2130, 63746), (4260, 31873)]