142766890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 303264000

約数和(自身を除く): 160497110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 343, 389, 490, 535, 686, 749, 778, 1070, 1498, 1715, 1945, 2723, 3430, 3745, 3890, 5243, 5446, 7490, 10486, 13615, 19061, 26215, 27230, 36701, 38122, 41623, 52430, 73402, 83246, 95305, 133427, 183505, 190610, 208115, 266854, 291361, 367010, 416230, 582722, 667135, 1334270, 1456805, 2039527, 2913610, 4079054, 10197635, 14276689, 20395270, 28553378, 71383445, 142766890]

約数ペア:

[(1, 142766890), (2, 71383445), (5, 28553378), (7, 20395270), (10, 14276689), (14, 10197635), (35, 4079054), (49, 2913610), (70, 2039527), (98, 1456805), (107, 1334270), (214, 667135), (245, 582722), (343, 416230), (389, 367010), (490, 291361), (535, 266854), (686, 208115), (749, 190610), (778, 183505), (1070, 133427), (1498, 95305), (1715, 83246), (1945, 73402), (2723, 52430), (3430, 41623), (3745, 38122), (3890, 36701), (5243, 27230), (5446, 26215), (7490, 19061), (10486, 13615)]