245660520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1088

約数の個数: 192

約数和(自身を含む): 879076800

約数和(自身を除く): 633416280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 49, 56, 60, 70, 82, 84, 98, 105, 120, 123, 140, 147, 164, 168, 196, 205, 210, 245, 246, 280, 287, 294, 328, 392, 410, 420, 490, 492, 574, 588, 615, 735, 820, 840, 861, 980, 984, 1019, 1148, 1176, 1230, 1435, 1470, 1640, 1722, 1960, 2009, 2038, 2296, 2460, 2870, 2940, 3057, 3444, 4018, 4076, 4305, 4920, 5095, 5740, 5880, 6027, 6114, 6888, 7133, 8036, 8152, 8610, 10045, 10190, 11480, 12054, 12228, 14266, 15285, 16072, 17220, 20090, 20380, 21399, 24108, 24456, 28532, 30135, 30570, 34440, 35665, 40180, 40760, 41779, 42798, 48216, 49931, 57064, 60270, 61140, 71330, 80360, 83558, 85596, 99862, 106995, 120540, 122280, 125337, 142660, 149793, 167116, 171192, 199724, 208895, 213990, 241080, 249655, 250674, 285320, 292453, 299586, 334232, 399448, 417790, 427980, 499310, 501348, 584906, 599172, 626685, 748965, 835580, 855960, 877359, 998620, 1002696, 1169812, 1198344, 1253370, 1462265, 1497930, 1671160, 1754718, 1997240, 2047171, 2339624, 2506740, 2924530, 2995860, 3509436, 4094342, 4386795, 5013480, 5849060, 5991720, 6141513, 7018872, 8188684, 8773590, 10235855, 11698120, 12283026, 16377368, 17547180, 20471710, 24566052, 30707565, 35094360, 40943420, 49132104, 61415130, 81886840, 122830260, 245660520]

約数ペア:

[(1, 245660520), (2, 122830260), (3, 81886840), (4, 61415130), (5, 49132104), (6, 40943420), (7, 35094360), (8, 30707565), (10, 24566052), (12, 20471710), (14, 17547180), (15, 16377368), (20, 12283026), (21, 11698120), (24, 10235855), (28, 8773590), (30, 8188684), (35, 7018872), (40, 6141513), (41, 5991720), (42, 5849060), (49, 5013480), (56, 4386795), (60, 4094342), (70, 3509436), (82, 2995860), (84, 2924530), (98, 2506740), (105, 2339624), (120, 2047171), (123, 1997240), (140, 1754718), (147, 1671160), (164, 1497930), (168, 1462265), (196, 1253370), (205, 1198344), (210, 1169812), (245, 1002696), (246, 998620), (280, 877359), (287, 855960), (294, 835580), (328, 748965), (392, 626685), (410, 599172), (420, 584906), (490, 501348), (492, 499310), (574, 427980), (588, 417790), (615, 399448), (735, 334232), (820, 299586), (840, 292453), (861, 285320), (980, 250674), (984, 249655), (1019, 241080), (1148, 213990), (1176, 208895), (1230, 199724), (1435, 171192), (1470, 167116), (1640, 149793), (1722, 142660), (1960, 125337), (2009, 122280), (2038, 120540), (2296, 106995), (2460, 99862), (2870, 85596), (2940, 83558), (3057, 80360), (3444, 71330), (4018, 61140), (4076, 60270), (4305, 57064), (4920, 49931), (5095, 48216), (5740, 42798), (5880, 41779), (6027, 40760), (6114, 40180), (6888, 35665), (7133, 34440), (8036, 30570), (8152, 30135), (8610, 28532), (10045, 24456), (10190, 24108), (11480, 21399), (12054, 20380), (12228, 20090), (14266, 17220), (15285, 16072)]