51005640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1543

約数の個数: 128

約数和(自身を含む): 179262720

約数和(自身を除く): 128257080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1481, 1640, 1722, 2296, 2460, 2870, 2962, 3444, 4305, 4443, 4920, 5740, 5924, 6888, 7405, 8610, 8886, 10367, 11480, 11848, 14810, 17220, 17772, 20734, 22215, 29620, 31101, 34440, 35544, 41468, 44430, 51835, 59240, 60721, 62202, 82936, 88860, 103670, 121442, 124404, 155505, 177720, 182163, 207340, 242884, 248808, 303605, 311010, 364326, 414680, 425047, 485768, 607210, 622020, 728652, 850094, 910815, 1214420, 1244040, 1275141, 1457304, 1700188, 1821630, 2125235, 2428840, 2550282, 3400376, 3643260, 4250470, 5100564, 6375705, 7286520, 8500940, 10201128, 12751410, 17001880, 25502820, 51005640]

約数ペア:

[(1, 51005640), (2, 25502820), (3, 17001880), (4, 12751410), (5, 10201128), (6, 8500940), (7, 7286520), (8, 6375705), (10, 5100564), (12, 4250470), (14, 3643260), (15, 3400376), (20, 2550282), (21, 2428840), (24, 2125235), (28, 1821630), (30, 1700188), (35, 1457304), (40, 1275141), (41, 1244040), (42, 1214420), (56, 910815), (60, 850094), (70, 728652), (82, 622020), (84, 607210), (105, 485768), (120, 425047), (123, 414680), (140, 364326), (164, 311010), (168, 303605), (205, 248808), (210, 242884), (246, 207340), (280, 182163), (287, 177720), (328, 155505), (410, 124404), (420, 121442), (492, 103670), (574, 88860), (615, 82936), (820, 62202), (840, 60721), (861, 59240), (984, 51835), (1148, 44430), (1230, 41468), (1435, 35544), (1481, 34440), (1640, 31101), (1722, 29620), (2296, 22215), (2460, 20734), (2870, 17772), (2962, 17220), (3444, 14810), (4305, 11848), (4443, 11480), (4920, 10367), (5740, 8886), (5924, 8610), (6888, 7405)]