18432420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1063}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 54876864

約数和(自身を除く): 36444444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1063, 1156, 1445, 1734, 2126, 2890, 3189, 3468, 4252, 4335, 5315, 5780, 6378, 8670, 10630, 12756, 15945, 17340, 18071, 21260, 31890, 36142, 54213, 63780, 72284, 90355, 108426, 180710, 216852, 271065, 307207, 361420, 542130, 614414, 921621, 1084260, 1228828, 1536035, 1843242, 3072070, 3686484, 4608105, 6144140, 9216210, 18432420]

約数ペア:

[(1, 18432420), (2, 9216210), (3, 6144140), (4, 4608105), (5, 3686484), (6, 3072070), (10, 1843242), (12, 1536035), (15, 1228828), (17, 1084260), (20, 921621), (30, 614414), (34, 542130), (51, 361420), (60, 307207), (68, 271065), (85, 216852), (102, 180710), (170, 108426), (204, 90355), (255, 72284), (289, 63780), (340, 54213), (510, 36142), (578, 31890), (867, 21260), (1020, 18071), (1063, 17340), (1156, 15945), (1445, 12756), (1734, 10630), (2126, 8670), (2890, 6378), (3189, 5780), (3468, 5315), (4252, 4335)]