315028420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 786433536

約数和(自身を除く): 471405116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 71, 82, 140, 142, 164, 205, 284, 287, 355, 410, 497, 574, 710, 773, 820, 994, 1148, 1420, 1435, 1546, 1988, 2485, 2870, 2911, 3092, 3865, 4970, 5411, 5740, 5822, 7730, 9940, 10822, 11644, 14555, 15460, 20377, 21644, 27055, 29110, 31693, 40754, 54110, 54883, 58220, 63386, 81508, 101885, 108220, 109766, 126772, 158465, 203770, 219532, 221851, 274415, 316930, 384181, 407540, 443702, 548830, 633860, 768362, 887404, 1097660, 1109255, 1536724, 1920905, 2218510, 2250203, 3841810, 4437020, 4500406, 7683620, 9000812, 11251015, 15751421, 22502030, 31502842, 45004060, 63005684, 78757105, 157514210, 315028420]

約数ペア:

[(1, 315028420), (2, 157514210), (4, 78757105), (5, 63005684), (7, 45004060), (10, 31502842), (14, 22502030), (20, 15751421), (28, 11251015), (35, 9000812), (41, 7683620), (70, 4500406), (71, 4437020), (82, 3841810), (140, 2250203), (142, 2218510), (164, 1920905), (205, 1536724), (284, 1109255), (287, 1097660), (355, 887404), (410, 768362), (497, 633860), (574, 548830), (710, 443702), (773, 407540), (820, 384181), (994, 316930), (1148, 274415), (1420, 221851), (1435, 219532), (1546, 203770), (1988, 158465), (2485, 126772), (2870, 109766), (2911, 108220), (3092, 101885), (3865, 81508), (4970, 63386), (5411, 58220), (5740, 54883), (5822, 54110), (7730, 40754), (9940, 31693), (10822, 29110), (11644, 27055), (14555, 21644), (15460, 20377)]