380508880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2276

約数の個数: 80

約数和(自身を含む): 926512128

約数和(自身を除く): 546003248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1420, 2161, 2201, 2480, 2840, 4322, 4402, 5680, 8644, 8804, 10805, 11005, 17288, 17608, 21610, 22010, 34576, 35216, 43220, 44020, 66991, 86440, 88040, 133982, 153431, 172880, 176080, 267964, 306862, 334955, 535928, 613724, 669910, 767155, 1071856, 1227448, 1339820, 1534310, 2454896, 2679640, 3068620, 4756361, 5359280, 6137240, 9512722, 12274480, 19025444, 23781805, 38050888, 47563610, 76101776, 95127220, 190254440, 380508880]

約数ペア:

[(1, 380508880), (2, 190254440), (4, 95127220), (5, 76101776), (8, 47563610), (10, 38050888), (16, 23781805), (20, 19025444), (31, 12274480), (40, 9512722), (62, 6137240), (71, 5359280), (80, 4756361), (124, 3068620), (142, 2679640), (155, 2454896), (248, 1534310), (284, 1339820), (310, 1227448), (355, 1071856), (496, 767155), (568, 669910), (620, 613724), (710, 535928), (1136, 334955), (1240, 306862), (1420, 267964), (2161, 176080), (2201, 172880), (2480, 153431), (2840, 133982), (4322, 88040), (4402, 86440), (5680, 66991), (8644, 44020), (8804, 43220), (10805, 35216), (11005, 34576), (17288, 22010), (17608, 21610)]