31388640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{65393}}^1$

素因数の和:65411

約数の個数: 48

約数和(自身を含む): 98875728

約数和(自身を除く): 67487088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 65393, 130786, 196179, 261572, 326965, 392358, 523144, 653930, 784716, 980895, 1046288, 1307860, 1569432, 1961790, 2092576, 2615720, 3138864, 3923580, 5231440, 6277728, 7847160, 10462880, 15694320, 31388640]

約数ペア:

[(1, 31388640), (2, 15694320), (3, 10462880), (4, 7847160), (5, 6277728), (6, 5231440), (8, 3923580), (10, 3138864), (12, 2615720), (15, 2092576), (16, 1961790), (20, 1569432), (24, 1307860), (30, 1046288), (32, 980895), (40, 784716), (48, 653930), (60, 523144), (80, 392358), (96, 326965), (120, 261572), (160, 196179), (240, 130786), (480, 65393)]