181942720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18341}}^1$

素因数の和:18389

約数の個数: 56

約数和(自身を含む): 447251328

約数和(自身を除く): 265308608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 18341, 36682, 73364, 91705, 146728, 183410, 293456, 366820, 568571, 586912, 733640, 1137142, 1173824, 1467280, 2274284, 2842855, 2934560, 4548568, 5685710, 5869120, 9097136, 11371420, 18194272, 22742840, 36388544, 45485680, 90971360, 181942720]

約数ペア:

[(1, 181942720), (2, 90971360), (4, 45485680), (5, 36388544), (8, 22742840), (10, 18194272), (16, 11371420), (20, 9097136), (31, 5869120), (32, 5685710), (40, 4548568), (62, 2934560), (64, 2842855), (80, 2274284), (124, 1467280), (155, 1173824), (160, 1137142), (248, 733640), (310, 586912), (320, 568571), (496, 366820), (620, 293456), (992, 183410), (1240, 146728), (1984, 91705), (2480, 73364), (4960, 36682), (9920, 18341)]