11991120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2972

約数の個数: 80

約数和(自身を含む): 39372480

約数和(自身を除く): 27381360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 2939, 4080, 5878, 8817, 11756, 14695, 17634, 23512, 29390, 35268, 44085, 47024, 49963, 58780, 70536, 88170, 99926, 117560, 141072, 149889, 176340, 199852, 235120, 249815, 299778, 352680, 399704, 499630, 599556, 705360, 749445, 799408, 999260, 1199112, 1498890, 1998520, 2398224, 2997780, 3997040, 5995560, 11991120]

約数ペア:

[(1, 11991120), (2, 5995560), (3, 3997040), (4, 2997780), (5, 2398224), (6, 1998520), (8, 1498890), (10, 1199112), (12, 999260), (15, 799408), (16, 749445), (17, 705360), (20, 599556), (24, 499630), (30, 399704), (34, 352680), (40, 299778), (48, 249815), (51, 235120), (60, 199852), (68, 176340), (80, 149889), (85, 141072), (102, 117560), (120, 99926), (136, 88170), (170, 70536), (204, 58780), (240, 49963), (255, 47024), (272, 44085), (340, 35268), (408, 29390), (510, 23512), (680, 17634), (816, 14695), (1020, 11756), (1360, 8817), (2040, 5878), (2939, 4080)]