409875752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 964656000

約数和(自身を除く): 554780248

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 109, 143, 152, 173, 209, 218, 247, 286, 346, 418, 436, 494, 572, 692, 836, 872, 988, 1144, 1199, 1384, 1417, 1672, 1903, 1976, 2071, 2249, 2398, 2717, 2834, 3287, 3806, 4142, 4498, 4796, 5434, 5668, 6574, 7612, 8284, 8996, 9592, 10868, 11336, 13148, 15224, 15587, 16568, 17992, 18857, 21736, 22781, 24739, 26296, 26923, 31174, 36157, 37714, 42731, 45562, 49478, 53846, 62348, 72314, 75428, 85462, 91124, 98956, 107692, 124696, 144628, 150856, 170924, 182248, 197912, 207427, 215384, 245141, 289256, 296153, 341848, 358283, 414854, 470041, 490282, 592306, 716566, 829708, 940082, 980564, 1184612, 1433132, 1659416, 1880164, 1961128, 2369224, 2696551, 2866264, 3760328, 3941113, 4657679, 5393102, 7882226, 9315358, 10786204, 15764452, 18630716, 21572408, 31528904, 37261432, 51234469, 102468938, 204937876, 409875752]

約数ペア:

[(1, 409875752), (2, 204937876), (4, 102468938), (8, 51234469), (11, 37261432), (13, 31528904), (19, 21572408), (22, 18630716), (26, 15764452), (38, 10786204), (44, 9315358), (52, 7882226), (76, 5393102), (88, 4657679), (104, 3941113), (109, 3760328), (143, 2866264), (152, 2696551), (173, 2369224), (209, 1961128), (218, 1880164), (247, 1659416), (286, 1433132), (346, 1184612), (418, 980564), (436, 940082), (494, 829708), (572, 716566), (692, 592306), (836, 490282), (872, 470041), (988, 414854), (1144, 358283), (1199, 341848), (1384, 296153), (1417, 289256), (1672, 245141), (1903, 215384), (1976, 207427), (2071, 197912), (2249, 182248), (2398, 170924), (2717, 150856), (2834, 144628), (3287, 124696), (3806, 107692), (4142, 98956), (4498, 91124), (4796, 85462), (5434, 75428), (5668, 72314), (6574, 62348), (7612, 53846), (8284, 49478), (8996, 45562), (9592, 42731), (10868, 37714), (11336, 36157), (13148, 31174), (15224, 26923), (15587, 26296), (16568, 24739), (17992, 22781), (18857, 21736)]