99994980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23473}}^1$

素因数の和:23556

約数の個数: 48

約数和(自身を含む): 283941504

約数和(自身を除く): 183946524

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, 23473, 46946, 70419, 93892, 117365, 140838, 234730, 281676, 352095, 469460, 704190, 1408380, 1666583, 3333166, 4999749, 6666332, 8332915, 9999498, 16665830, 19998996, 24998745, 33331660, 49997490, 99994980]

約数ペア:

[(1, 99994980), (2, 49997490), (3, 33331660), (4, 24998745), (5, 19998996), (6, 16665830), (10, 9999498), (12, 8332915), (15, 6666332), (20, 4999749), (30, 3333166), (60, 1666583), (71, 1408380), (142, 704190), (213, 469460), (284, 352095), (355, 281676), (426, 234730), (710, 140838), (852, 117365), (1065, 93892), (1420, 70419), (2130, 46946), (4260, 23473)]