18614640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 120

約数和(自身を含む): 63527184

約数和(自身を除く): 44912544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 641, 660, 726, 880, 968, 1210, 1282, 1320, 1452, 1815, 1923, 1936, 2420, 2564, 2640, 2904, 3205, 3630, 3846, 4840, 5128, 5808, 6410, 7051, 7260, 7692, 9615, 9680, 10256, 12820, 14102, 14520, 15384, 19230, 21153, 25640, 28204, 29040, 30768, 35255, 38460, 42306, 51280, 56408, 70510, 76920, 77561, 84612, 105765, 112816, 141020, 153840, 155122, 169224, 211530, 232683, 282040, 310244, 338448, 387805, 423060, 465366, 564080, 620488, 775610, 846120, 930732, 1163415, 1240976, 1551220, 1692240, 1861464, 2326830, 3102440, 3722928, 4653660, 6204880, 9307320, 18614640]

約数ペア:

[(1, 18614640), (2, 9307320), (3, 6204880), (4, 4653660), (5, 3722928), (6, 3102440), (8, 2326830), (10, 1861464), (11, 1692240), (12, 1551220), (15, 1240976), (16, 1163415), (20, 930732), (22, 846120), (24, 775610), (30, 620488), (33, 564080), (40, 465366), (44, 423060), (48, 387805), (55, 338448), (60, 310244), (66, 282040), (80, 232683), (88, 211530), (110, 169224), (120, 155122), (121, 153840), (132, 141020), (165, 112816), (176, 105765), (220, 84612), (240, 77561), (242, 76920), (264, 70510), (330, 56408), (363, 51280), (440, 42306), (484, 38460), (528, 35255), (605, 30768), (641, 29040), (660, 28204), (726, 25640), (880, 21153), (968, 19230), (1210, 15384), (1282, 14520), (1320, 14102), (1452, 12820), (1815, 10256), (1923, 9680), (1936, 9615), (2420, 7692), (2564, 7260), (2640, 7051), (2904, 6410), (3205, 5808), (3630, 5128), (3846, 4840)]