381155880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{453757}}^1$

素因数の和:453778

約数の個数: 64

約数和(自身を含む): 1306823040

約数和(自身を除く): 925667160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 453757, 907514, 1361271, 1815028, 2268785, 2722542, 3176299, 3630056, 4537570, 5445084, 6352598, 6806355, 9075140, 9528897, 10890168, 12705196, 13612710, 15881495, 18150280, 19057794, 25410392, 27225420, 31762990, 38115588, 47644485, 54450840, 63525980, 76231176, 95288970, 127051960, 190577940, 381155880]

約数ペア:

[(1, 381155880), (2, 190577940), (3, 127051960), (4, 95288970), (5, 76231176), (6, 63525980), (7, 54450840), (8, 47644485), (10, 38115588), (12, 31762990), (14, 27225420), (15, 25410392), (20, 19057794), (21, 18150280), (24, 15881495), (28, 13612710), (30, 12705196), (35, 10890168), (40, 9528897), (42, 9075140), (56, 6806355), (60, 6352598), (70, 5445084), (84, 4537570), (105, 3630056), (120, 3176299), (140, 2722542), (168, 2268785), (210, 1815028), (280, 1361271), (420, 907514), (840, 453757)]