145168816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 322722400

約数和(自身を除く): 177553584

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 109, 152, 208, 218, 247, 304, 337, 436, 494, 674, 872, 988, 1348, 1417, 1744, 1976, 2071, 2696, 2834, 3952, 4142, 4381, 5392, 5668, 6403, 8284, 8762, 11336, 12806, 16568, 17524, 22672, 25612, 26923, 33136, 35048, 36733, 51224, 53846, 70096, 73466, 83239, 102448, 107692, 146932, 166478, 215384, 293864, 332956, 430768, 477529, 587728, 665912, 697927, 955058, 1331824, 1395854, 1910116, 2791708, 3820232, 5583416, 7640464, 9073051, 11166832, 18146102, 36292204, 72584408, 145168816]

約数ペア:

[(1, 145168816), (2, 72584408), (4, 36292204), (8, 18146102), (13, 11166832), (16, 9073051), (19, 7640464), (26, 5583416), (38, 3820232), (52, 2791708), (76, 1910116), (104, 1395854), (109, 1331824), (152, 955058), (208, 697927), (218, 665912), (247, 587728), (304, 477529), (337, 430768), (436, 332956), (494, 293864), (674, 215384), (872, 166478), (988, 146932), (1348, 107692), (1417, 102448), (1744, 83239), (1976, 73466), (2071, 70096), (2696, 53846), (2834, 51224), (3952, 36733), (4142, 35048), (4381, 33136), (5392, 26923), (5668, 25612), (6403, 22672), (8284, 17524), (8762, 16568), (11336, 12806)]