18768240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8689}}^1$

素因数の和:8711

約数の個数: 80

約数和(自身を含む): 64653600

約数和(自身を除く): 45885360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8689, 17378, 26067, 34756, 43445, 52134, 69512, 78201, 86890, 104268, 130335, 139024, 156402, 173780, 208536, 234603, 260670, 312804, 347560, 391005, 417072, 469206, 521340, 625608, 695120, 782010, 938412, 1042680, 1173015, 1251216, 1564020, 1876824, 2085360, 2346030, 3128040, 3753648, 4692060, 6256080, 9384120, 18768240]

約数ペア:

[(1, 18768240), (2, 9384120), (3, 6256080), (4, 4692060), (5, 3753648), (6, 3128040), (8, 2346030), (9, 2085360), (10, 1876824), (12, 1564020), (15, 1251216), (16, 1173015), (18, 1042680), (20, 938412), (24, 782010), (27, 695120), (30, 625608), (36, 521340), (40, 469206), (45, 417072), (48, 391005), (54, 347560), (60, 312804), (72, 260670), (80, 234603), (90, 208536), (108, 173780), (120, 156402), (135, 139024), (144, 130335), (180, 104268), (216, 86890), (240, 78201), (270, 69512), (360, 52134), (432, 43445), (540, 34756), (720, 26067), (1080, 17378), (2160, 8689)]