84756280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 224940240

約数和(自身を除く): 140183960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 83, 98, 140, 166, 196, 245, 280, 332, 392, 415, 490, 521, 581, 664, 830, 980, 1042, 1162, 1660, 1960, 2084, 2324, 2605, 2905, 3320, 3647, 4067, 4168, 4648, 5210, 5810, 7294, 8134, 10420, 11620, 14588, 16268, 18235, 20335, 20840, 23240, 25529, 29176, 32536, 36470, 40670, 43243, 51058, 72940, 81340, 86486, 102116, 127645, 145880, 162680, 172972, 204232, 216215, 255290, 302701, 345944, 432430, 510580, 605402, 864860, 1021160, 1210804, 1513505, 1729720, 2118907, 2421608, 3027010, 4237814, 6054020, 8475628, 10594535, 12108040, 16951256, 21189070, 42378140, 84756280]

約数ペア:

[(1, 84756280), (2, 42378140), (4, 21189070), (5, 16951256), (7, 12108040), (8, 10594535), (10, 8475628), (14, 6054020), (20, 4237814), (28, 3027010), (35, 2421608), (40, 2118907), (49, 1729720), (56, 1513505), (70, 1210804), (83, 1021160), (98, 864860), (140, 605402), (166, 510580), (196, 432430), (245, 345944), (280, 302701), (332, 255290), (392, 216215), (415, 204232), (490, 172972), (521, 162680), (581, 145880), (664, 127645), (830, 102116), (980, 86486), (1042, 81340), (1162, 72940), (1660, 51058), (1960, 43243), (2084, 40670), (2324, 36470), (2605, 32536), (2905, 29176), (3320, 25529), (3647, 23240), (4067, 20840), (4168, 20335), (4648, 18235), (5210, 16268), (5810, 14588), (7294, 11620), (8134, 10420)]