256263120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8681}}^1$

素因数の和:8741

約数の個数: 120

約数和(自身を含む): 881709192

約数和(自身を除く): 625446072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4920, 5904, 7380, 8681, 9840, 14760, 17362, 26043, 29520, 34724, 43405, 52086, 69448, 78129, 86810, 104172, 130215, 138896, 156258, 173620, 208344, 260430, 312516, 347240, 355921, 390645, 416688, 520860, 625032, 694480, 711842, 781290, 1041720, 1067763, 1250064, 1423684, 1562580, 1779605, 2083440, 2135526, 2847368, 3125160, 3203289, 3559210, 4271052, 5338815, 5694736, 6250320, 6406578, 7118420, 8542104, 10677630, 12813156, 14236840, 16016445, 17084208, 21355260, 25626312, 28473680, 32032890, 42710520, 51252624, 64065780, 85421040, 128131560, 256263120]

約数ペア:

[(1, 256263120), (2, 128131560), (3, 85421040), (4, 64065780), (5, 51252624), (6, 42710520), (8, 32032890), (9, 28473680), (10, 25626312), (12, 21355260), (15, 17084208), (16, 16016445), (18, 14236840), (20, 12813156), (24, 10677630), (30, 8542104), (36, 7118420), (40, 6406578), (41, 6250320), (45, 5694736), (48, 5338815), (60, 4271052), (72, 3559210), (80, 3203289), (82, 3125160), (90, 2847368), (120, 2135526), (123, 2083440), (144, 1779605), (164, 1562580), (180, 1423684), (205, 1250064), (240, 1067763), (246, 1041720), (328, 781290), (360, 711842), (369, 694480), (410, 625032), (492, 520860), (615, 416688), (656, 390645), (720, 355921), (738, 347240), (820, 312516), (984, 260430), (1230, 208344), (1476, 173620), (1640, 156258), (1845, 138896), (1968, 130215), (2460, 104172), (2952, 86810), (3280, 78129), (3690, 69448), (4920, 52086), (5904, 43405), (7380, 34724), (8681, 29520), (9840, 26043), (14760, 17362)]