31323330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 85662720

約数和(自身を除く): 54339390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 103, 109, 155, 186, 206, 218, 279, 309, 310, 327, 465, 515, 545, 558, 618, 654, 927, 930, 981, 1030, 1090, 1395, 1545, 1635, 1854, 1962, 2790, 3090, 3193, 3270, 3379, 4635, 4905, 6386, 6758, 9270, 9579, 9810, 10137, 11227, 15965, 16895, 19158, 20274, 22454, 28737, 30411, 31930, 33681, 33790, 47895, 50685, 56135, 57474, 60822, 67362, 95790, 101043, 101370, 112270, 143685, 152055, 168405, 202086, 287370, 304110, 336810, 348037, 505215, 696074, 1010430, 1044111, 1740185, 2088222, 3132333, 3480370, 5220555, 6264666, 10441110, 15661665, 31323330]

約数ペア:

[(1, 31323330), (2, 15661665), (3, 10441110), (5, 6264666), (6, 5220555), (9, 3480370), (10, 3132333), (15, 2088222), (18, 1740185), (30, 1044111), (31, 1010430), (45, 696074), (62, 505215), (90, 348037), (93, 336810), (103, 304110), (109, 287370), (155, 202086), (186, 168405), (206, 152055), (218, 143685), (279, 112270), (309, 101370), (310, 101043), (327, 95790), (465, 67362), (515, 60822), (545, 57474), (558, 56135), (618, 50685), (654, 47895), (927, 33790), (930, 33681), (981, 31930), (1030, 30411), (1090, 28737), (1395, 22454), (1545, 20274), (1635, 19158), (1854, 16895), (1962, 15965), (2790, 11227), (3090, 10137), (3193, 9810), (3270, 9579), (3379, 9270), (4635, 6758), (4905, 6386)]