152172880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 364690944

約数和(自身を除く): 212518064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 73, 80, 142, 146, 284, 292, 355, 365, 367, 568, 584, 710, 730, 734, 1136, 1168, 1420, 1460, 1468, 1835, 2840, 2920, 2936, 3670, 5183, 5680, 5840, 5872, 7340, 10366, 14680, 20732, 25915, 26057, 26791, 29360, 41464, 51830, 52114, 53582, 82928, 103660, 104228, 107164, 130285, 133955, 207320, 208456, 214328, 260570, 267910, 414640, 416912, 428656, 521140, 535820, 1042280, 1071640, 1902161, 2084560, 2143280, 3804322, 7608644, 9510805, 15217288, 19021610, 30434576, 38043220, 76086440, 152172880]

約数ペア:

[(1, 152172880), (2, 76086440), (4, 38043220), (5, 30434576), (8, 19021610), (10, 15217288), (16, 9510805), (20, 7608644), (40, 3804322), (71, 2143280), (73, 2084560), (80, 1902161), (142, 1071640), (146, 1042280), (284, 535820), (292, 521140), (355, 428656), (365, 416912), (367, 414640), (568, 267910), (584, 260570), (710, 214328), (730, 208456), (734, 207320), (1136, 133955), (1168, 130285), (1420, 107164), (1460, 104228), (1468, 103660), (1835, 82928), (2840, 53582), (2920, 52114), (2936, 51830), (3670, 41464), (5183, 29360), (5680, 26791), (5840, 26057), (5872, 25915), (7340, 20732), (10366, 14680)]