312400980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2311}}^1$

素因数の和:3077

約数の個数: 72

約数和(自身を含む): 949288704

約数和(自身を除く): 636887724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 751, 1502, 2253, 2311, 3004, 3755, 4506, 4622, 6759, 6933, 7510, 9012, 9244, 11265, 11555, 13518, 13866, 15020, 20799, 22530, 23110, 27036, 27732, 33795, 34665, 41598, 45060, 46220, 67590, 69330, 83196, 103995, 135180, 138660, 207990, 415980, 1735561, 3471122, 5206683, 6942244, 8677805, 10413366, 15620049, 17355610, 20826732, 26033415, 31240098, 34711220, 52066830, 62480196, 78100245, 104133660, 156200490, 312400980]

約数ペア:

[(1, 312400980), (2, 156200490), (3, 104133660), (4, 78100245), (5, 62480196), (6, 52066830), (9, 34711220), (10, 31240098), (12, 26033415), (15, 20826732), (18, 17355610), (20, 15620049), (30, 10413366), (36, 8677805), (45, 6942244), (60, 5206683), (90, 3471122), (180, 1735561), (751, 415980), (1502, 207990), (2253, 138660), (2311, 135180), (3004, 103995), (3755, 83196), (4506, 69330), (4622, 67590), (6759, 46220), (6933, 45060), (7510, 41598), (9012, 34665), (9244, 33795), (11265, 27732), (11555, 27036), (13518, 23110), (13866, 22530), (15020, 20799)]