155118420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27799}}^1$

素因数の和:27845

約数の個数: 72

約数和(自身を含む): 485721600

約数和(自身を除く): 330603180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 27799, 55598, 83397, 111196, 138995, 166794, 250191, 277990, 333588, 416985, 500382, 555980, 833970, 861769, 1000764, 1250955, 1667940, 1723538, 2501910, 2585307, 3447076, 4308845, 5003820, 5170614, 7755921, 8617690, 10341228, 12926535, 15511842, 17235380, 25853070, 31023684, 38779605, 51706140, 77559210, 155118420]

約数ペア:

[(1, 155118420), (2, 77559210), (3, 51706140), (4, 38779605), (5, 31023684), (6, 25853070), (9, 17235380), (10, 15511842), (12, 12926535), (15, 10341228), (18, 8617690), (20, 7755921), (30, 5170614), (31, 5003820), (36, 4308845), (45, 3447076), (60, 2585307), (62, 2501910), (90, 1723538), (93, 1667940), (124, 1250955), (155, 1000764), (180, 861769), (186, 833970), (279, 555980), (310, 500382), (372, 416985), (465, 333588), (558, 277990), (620, 250191), (930, 166794), (1116, 138995), (1395, 111196), (1860, 83397), (2790, 55598), (5580, 27799)]