18211080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 40886520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 113, 120, 136, 158, 170, 204, 226, 237, 255, 316, 339, 340, 395, 408, 452, 474, 510, 565, 632, 678, 680, 790, 904, 948, 1020, 1130, 1185, 1343, 1356, 1580, 1695, 1896, 1921, 2040, 2260, 2370, 2686, 2712, 3160, 3390, 3842, 4029, 4520, 4740, 5372, 5763, 6715, 6780, 7684, 8058, 8927, 9480, 9605, 10744, 11526, 13430, 13560, 15368, 16116, 17854, 19210, 20145, 23052, 26781, 26860, 28815, 32232, 35708, 38420, 40290, 44635, 46104, 53562, 53720, 57630, 71416, 76840, 80580, 89270, 107124, 115260, 133905, 151759, 161160, 178540, 214248, 230520, 267810, 303518, 357080, 455277, 535620, 607036, 758795, 910554, 1071240, 1214072, 1517590, 1821108, 2276385, 3035180, 3642216, 4552770, 6070360, 9105540, 18211080]

約数ペア:

[(1, 18211080), (2, 9105540), (3, 6070360), (4, 4552770), (5, 3642216), (6, 3035180), (8, 2276385), (10, 1821108), (12, 1517590), (15, 1214072), (17, 1071240), (20, 910554), (24, 758795), (30, 607036), (34, 535620), (40, 455277), (51, 357080), (60, 303518), (68, 267810), (79, 230520), (85, 214248), (102, 178540), (113, 161160), (120, 151759), (136, 133905), (158, 115260), (170, 107124), (204, 89270), (226, 80580), (237, 76840), (255, 71416), (316, 57630), (339, 53720), (340, 53562), (395, 46104), (408, 44635), (452, 40290), (474, 38420), (510, 35708), (565, 32232), (632, 28815), (678, 26860), (680, 26781), (790, 23052), (904, 20145), (948, 19210), (1020, 17854), (1130, 16116), (1185, 15368), (1343, 13560), (1356, 13430), (1580, 11526), (1695, 10744), (1896, 9605), (1921, 9480), (2040, 8927), (2260, 8058), (2370, 7684), (2686, 6780), (2712, 6715), (3160, 5763), (3390, 5372), (3842, 4740), (4029, 4520)]