221401312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 526765680

約数和(自身を除く): 305364368

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 29, 32, 41, 44, 46, 58, 82, 88, 92, 116, 164, 176, 184, 232, 253, 319, 328, 352, 368, 451, 464, 506, 529, 638, 656, 667, 736, 902, 928, 943, 1012, 1058, 1189, 1276, 1312, 1334, 1804, 1886, 2024, 2116, 2378, 2552, 2668, 3608, 3772, 4048, 4232, 4756, 5104, 5336, 5819, 7216, 7337, 7544, 8096, 8464, 9512, 10208, 10373, 10672, 11638, 13079, 14432, 14674, 15088, 15341, 16928, 19024, 20746, 21344, 21689, 23276, 26158, 27347, 29348, 30176, 30682, 38048, 41492, 43378, 46552, 52316, 54694, 58696, 61364, 82984, 86756, 93104, 104632, 109388, 117392, 122728, 165968, 168751, 173512, 186208, 209264, 218776, 234784, 238579, 245456, 300817, 331936, 337502, 347024, 418528, 437552, 477158, 490912, 601634, 628981, 675004, 694048, 875104, 954316, 1203268, 1257962, 1350008, 1908632, 2406536, 2515924, 2700016, 3817264, 4813072, 5031848, 5400032, 6918791, 7634528, 9626144, 10063696, 13837582, 20127392, 27675164, 55350328, 110700656, 221401312]

約数ペア:

[(1, 221401312), (2, 110700656), (4, 55350328), (8, 27675164), (11, 20127392), (16, 13837582), (22, 10063696), (23, 9626144), (29, 7634528), (32, 6918791), (41, 5400032), (44, 5031848), (46, 4813072), (58, 3817264), (82, 2700016), (88, 2515924), (92, 2406536), (116, 1908632), (164, 1350008), (176, 1257962), (184, 1203268), (232, 954316), (253, 875104), (319, 694048), (328, 675004), (352, 628981), (368, 601634), (451, 490912), (464, 477158), (506, 437552), (529, 418528), (638, 347024), (656, 337502), (667, 331936), (736, 300817), (902, 245456), (928, 238579), (943, 234784), (1012, 218776), (1058, 209264), (1189, 186208), (1276, 173512), (1312, 168751), (1334, 165968), (1804, 122728), (1886, 117392), (2024, 109388), (2116, 104632), (2378, 93104), (2552, 86756), (2668, 82984), (3608, 61364), (3772, 58696), (4048, 54694), (4232, 52316), (4756, 46552), (5104, 43378), (5336, 41492), (5819, 38048), (7216, 30682), (7337, 30176), (7544, 29348), (8096, 27347), (8464, 26158), (9512, 23276), (10208, 21689), (10373, 21344), (10672, 20746), (11638, 19024), (13079, 16928), (14432, 15341), (14674, 15088)]