15662541880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2843}}^1\times {\mathrm{3203}}^1$

素因数の和:6100

約数の個数: 64

約数和(自身を含む): 36084216960

約数和(自身を除く): 20421675080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2843, 3203, 5686, 6406, 11372, 12812, 14215, 16015, 22744, 25624, 28430, 32030, 56860, 64060, 113720, 122249, 128120, 137729, 244498, 275458, 488996, 550916, 611245, 688645, 977992, 1101832, 1222490, 1377290, 2444980, 2754580, 4889960, 5509160, 9106129, 18212258, 36424516, 45530645, 72849032, 91061290, 182122580, 364245160, 391563547, 783127094, 1566254188, 1957817735, 3132508376, 3915635470, 7831270940, 15662541880]

約数ペア:

[(1, 15662541880), (2, 7831270940), (4, 3915635470), (5, 3132508376), (8, 1957817735), (10, 1566254188), (20, 783127094), (40, 391563547), (43, 364245160), (86, 182122580), (172, 91061290), (215, 72849032), (344, 45530645), (430, 36424516), (860, 18212258), (1720, 9106129), (2843, 5509160), (3203, 4889960), (5686, 2754580), (6406, 2444980), (11372, 1377290), (12812, 1222490), (14215, 1101832), (16015, 977992), (22744, 688645), (25624, 611245), (28430, 550916), (32030, 488996), (56860, 275458), (64060, 244498), (113720, 137729), (122249, 128120)]