191982720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{99991}}^1$

素因数の和:100013

約数の個数: 64

約数和(自身を含む): 611951040

約数和(自身を除く): 419968320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 99991, 199982, 299973, 399964, 499955, 599946, 799928, 999910, 1199892, 1499865, 1599856, 1999820, 2399784, 2999730, 3199712, 3999640, 4799568, 5999460, 6399424, 7999280, 9599136, 11998920, 12798848, 15998560, 19198272, 23997840, 31997120, 38396544, 47995680, 63994240, 95991360, 191982720]

約数ペア:

[(1, 191982720), (2, 95991360), (3, 63994240), (4, 47995680), (5, 38396544), (6, 31997120), (8, 23997840), (10, 19198272), (12, 15998560), (15, 12798848), (16, 11998920), (20, 9599136), (24, 7999280), (30, 6399424), (32, 5999460), (40, 4799568), (48, 3999640), (60, 3199712), (64, 2999730), (80, 2399784), (96, 1999820), (120, 1599856), (128, 1499865), (160, 1199892), (192, 999910), (240, 799928), (320, 599946), (384, 499955), (480, 399964), (640, 299973), (960, 199982), (1920, 99991)]