120691280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 288148224

約数和(自身を除く): 167456944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 103, 151, 194, 206, 302, 388, 412, 485, 515, 604, 755, 776, 824, 970, 1030, 1208, 1510, 1552, 1648, 1940, 2060, 2416, 3020, 3880, 4120, 6040, 7760, 8240, 9991, 12080, 14647, 15553, 19982, 29294, 31106, 39964, 49955, 58588, 62212, 73235, 77765, 79928, 99910, 117176, 124424, 146470, 155530, 159856, 199820, 234352, 248848, 292940, 311060, 399640, 585880, 622120, 799280, 1171760, 1244240, 1508641, 3017282, 6034564, 7543205, 12069128, 15086410, 24138256, 30172820, 60345640, 120691280]

約数ペア:

[(1, 120691280), (2, 60345640), (4, 30172820), (5, 24138256), (8, 15086410), (10, 12069128), (16, 7543205), (20, 6034564), (40, 3017282), (80, 1508641), (97, 1244240), (103, 1171760), (151, 799280), (194, 622120), (206, 585880), (302, 399640), (388, 311060), (412, 292940), (485, 248848), (515, 234352), (604, 199820), (755, 159856), (776, 155530), (824, 146470), (970, 124424), (1030, 117176), (1208, 99910), (1510, 79928), (1552, 77765), (1648, 73235), (1940, 62212), (2060, 58588), (2416, 49955), (3020, 39964), (3880, 31106), (4120, 29294), (6040, 19982), (7760, 15553), (8240, 14647), (9991, 12080)]