71746440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12721}}^1$

素因数の和:12782

約数の個数: 64

約数和(自身を含む): 219836160

約数和(自身を除く): 148089720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 12721, 25442, 38163, 50884, 63605, 76326, 101768, 127210, 152652, 190815, 254420, 305304, 381630, 508840, 597887, 763260, 1195774, 1526520, 1793661, 2391548, 2989435, 3587322, 4783096, 5978870, 7174644, 8968305, 11957740, 14349288, 17936610, 23915480, 35873220, 71746440]

約数ペア:

[(1, 71746440), (2, 35873220), (3, 23915480), (4, 17936610), (5, 14349288), (6, 11957740), (8, 8968305), (10, 7174644), (12, 5978870), (15, 4783096), (20, 3587322), (24, 2989435), (30, 2391548), (40, 1793661), (47, 1526520), (60, 1195774), (94, 763260), (120, 597887), (141, 508840), (188, 381630), (235, 305304), (282, 254420), (376, 190815), (470, 152652), (564, 127210), (705, 101768), (940, 76326), (1128, 63605), (1410, 50884), (1880, 38163), (2820, 25442), (5640, 12721)]