78514440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13921}}^1$

素因数の和:13982

約数の個数: 64

約数和(自身を含む): 240572160

約数和(自身を除く): 162057720

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, 13921, 27842, 41763, 55684, 69605, 83526, 111368, 139210, 167052, 208815, 278420, 334104, 417630, 556840, 654287, 835260, 1308574, 1670520, 1962861, 2617148, 3271435, 3925722, 5234296, 6542870, 7851444, 9814305, 13085740, 15702888, 19628610, 26171480, 39257220, 78514440]

約数ペア:

[(1, 78514440), (2, 39257220), (3, 26171480), (4, 19628610), (5, 15702888), (6, 13085740), (8, 9814305), (10, 7851444), (12, 6542870), (15, 5234296), (20, 3925722), (24, 3271435), (30, 2617148), (40, 1962861), (47, 1670520), (60, 1308574), (94, 835260), (120, 654287), (141, 556840), (188, 417630), (235, 334104), (282, 278420), (376, 208815), (470, 167052), (564, 139210), (705, 111368), (940, 83526), (1128, 69605), (1410, 55684), (1880, 41763), (2820, 27842), (5640, 13921)]