239597040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1543}}^1$

素因数の和:2206

約数の個数: 80

約数和(自身を含む): 744380928

約数和(自身を除く): 504783888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647, 1294, 1543, 1941, 2588, 3086, 3235, 3882, 4629, 5176, 6172, 6470, 7715, 7764, 9258, 9705, 10352, 12344, 12940, 15430, 15528, 18516, 19410, 23145, 24688, 25880, 30860, 31056, 37032, 38820, 46290, 51760, 61720, 74064, 77640, 92580, 123440, 155280, 185160, 370320, 998321, 1996642, 2994963, 3993284, 4991605, 5989926, 7986568, 9983210, 11979852, 14974815, 15973136, 19966420, 23959704, 29949630, 39932840, 47919408, 59899260, 79865680, 119798520, 239597040]

約数ペア:

[(1, 239597040), (2, 119798520), (3, 79865680), (4, 59899260), (5, 47919408), (6, 39932840), (8, 29949630), (10, 23959704), (12, 19966420), (15, 15973136), (16, 14974815), (20, 11979852), (24, 9983210), (30, 7986568), (40, 5989926), (48, 4991605), (60, 3993284), (80, 2994963), (120, 1996642), (240, 998321), (647, 370320), (1294, 185160), (1543, 155280), (1941, 123440), (2588, 92580), (3086, 77640), (3235, 74064), (3882, 61720), (4629, 51760), (5176, 46290), (6172, 38820), (6470, 37032), (7715, 31056), (7764, 30860), (9258, 25880), (9705, 24688), (10352, 23145), (12344, 19410), (12940, 18516), (15430, 15528)]