72496000

素因数分解:

$2^7\times 5^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 189034560

約数和(自身を除く): 116538560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 197, 200, 230, 250, 320, 368, 394, 400, 460, 500, 575, 640, 736, 788, 800, 920, 985, 1000, 1150, 1472, 1576, 1600, 1840, 1970, 2000, 2300, 2875, 2944, 3152, 3200, 3680, 3940, 4000, 4531, 4600, 4925, 5750, 6304, 7360, 7880, 8000, 9062, 9200, 9850, 11500, 12608, 14720, 15760, 16000, 18124, 18400, 19700, 22655, 23000, 24625, 25216, 31520, 36248, 36800, 39400, 45310, 46000, 49250, 63040, 72496, 73600, 78800, 90620, 92000, 98500, 113275, 126080, 144992, 157600, 181240, 184000, 197000, 226550, 289984, 315200, 362480, 368000, 394000, 453100, 566375, 579968, 630400, 724960, 788000, 906200, 1132750, 1449920, 1576000, 1812400, 2265500, 2899840, 3152000, 3624800, 4531000, 7249600, 9062000, 14499200, 18124000, 36248000, 72496000]

約数ペア:

[(1, 72496000), (2, 36248000), (4, 18124000), (5, 14499200), (8, 9062000), (10, 7249600), (16, 4531000), (20, 3624800), (23, 3152000), (25, 2899840), (32, 2265500), (40, 1812400), (46, 1576000), (50, 1449920), (64, 1132750), (80, 906200), (92, 788000), (100, 724960), (115, 630400), (125, 579968), (128, 566375), (160, 453100), (184, 394000), (197, 368000), (200, 362480), (230, 315200), (250, 289984), (320, 226550), (368, 197000), (394, 184000), (400, 181240), (460, 157600), (500, 144992), (575, 126080), (640, 113275), (736, 98500), (788, 92000), (800, 90620), (920, 78800), (985, 73600), (1000, 72496), (1150, 63040), (1472, 49250), (1576, 46000), (1600, 45310), (1840, 39400), (1970, 36800), (2000, 36248), (2300, 31520), (2875, 25216), (2944, 24625), (3152, 23000), (3200, 22655), (3680, 19700), (3940, 18400), (4000, 18124), (4531, 16000), (4600, 15760), (4925, 14720), (5750, 12608), (6304, 11500), (7360, 9850), (7880, 9200), (8000, 9062)]