18153960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:851

約数の個数: 128

約数和(自身を含む): 62985600

約数和(自身を除く): 44831640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 809, 935, 1020, 1122, 1320, 1496, 1618, 1870, 2040, 2244, 2427, 2805, 3236, 3740, 4045, 4488, 4854, 5610, 6472, 7480, 8090, 8899, 9708, 11220, 12135, 13753, 16180, 17798, 19416, 22440, 24270, 26697, 27506, 32360, 35596, 41259, 44495, 48540, 53394, 55012, 68765, 71192, 82518, 88990, 97080, 106788, 110024, 133485, 137530, 151283, 165036, 177980, 206295, 213576, 266970, 275060, 302566, 330072, 355960, 412590, 453849, 533940, 550120, 605132, 756415, 825180, 907698, 1067880, 1210264, 1512830, 1650360, 1815396, 2269245, 3025660, 3630792, 4538490, 6051320, 9076980, 18153960]

約数ペア:

[(1, 18153960), (2, 9076980), (3, 6051320), (4, 4538490), (5, 3630792), (6, 3025660), (8, 2269245), (10, 1815396), (11, 1650360), (12, 1512830), (15, 1210264), (17, 1067880), (20, 907698), (22, 825180), (24, 756415), (30, 605132), (33, 550120), (34, 533940), (40, 453849), (44, 412590), (51, 355960), (55, 330072), (60, 302566), (66, 275060), (68, 266970), (85, 213576), (88, 206295), (102, 177980), (110, 165036), (120, 151283), (132, 137530), (136, 133485), (165, 110024), (170, 106788), (187, 97080), (204, 88990), (220, 82518), (255, 71192), (264, 68765), (330, 55012), (340, 53394), (374, 48540), (408, 44495), (440, 41259), (510, 35596), (561, 32360), (660, 27506), (680, 26697), (748, 24270), (809, 22440), (935, 19416), (1020, 17798), (1122, 16180), (1320, 13753), (1496, 12135), (1618, 11220), (1870, 9708), (2040, 8899), (2244, 8090), (2427, 7480), (2805, 6472), (3236, 5610), (3740, 4854), (4045, 4488)]