977742180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{4349}}^1$

素因数の和:5613

約数の個数: 72

約数和(自身を含む): 2968875000

約数和(自身を除く): 1991132820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1249, 2498, 3747, 4349, 4996, 6245, 7494, 8698, 11241, 12490, 13047, 14988, 17396, 18735, 21745, 22482, 24980, 26094, 37470, 39141, 43490, 44964, 52188, 56205, 65235, 74940, 78282, 86980, 112410, 130470, 156564, 195705, 224820, 260940, 391410, 782820, 5431901, 10863802, 16295703, 21727604, 27159505, 32591406, 48887109, 54319010, 65182812, 81478515, 97774218, 108638020, 162957030, 195548436, 244435545, 325914060, 488871090, 977742180]

約数ペア:

[(1, 977742180), (2, 488871090), (3, 325914060), (4, 244435545), (5, 195548436), (6, 162957030), (9, 108638020), (10, 97774218), (12, 81478515), (15, 65182812), (18, 54319010), (20, 48887109), (30, 32591406), (36, 27159505), (45, 21727604), (60, 16295703), (90, 10863802), (180, 5431901), (1249, 782820), (2498, 391410), (3747, 260940), (4349, 224820), (4996, 195705), (6245, 156564), (7494, 130470), (8698, 112410), (11241, 86980), (12490, 78282), (13047, 74940), (14988, 65235), (17396, 56205), (18735, 52188), (21745, 44964), (22482, 43490), (24980, 39141), (26094, 37470)]