343648540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{4229}}^1$

素因数の和:4494

約数の個数: 48

約数和(自身を含む): 767491200

約数和(自身を除く): 423842660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 956, 1195, 2390, 4063, 4229, 4780, 8126, 8458, 16252, 16916, 20315, 21145, 40630, 42290, 71893, 81260, 84580, 143786, 287572, 359465, 718930, 1010731, 1437860, 2021462, 4042924, 5053655, 10107310, 17182427, 20214620, 34364854, 68729708, 85912135, 171824270, 343648540]

約数ペア:

[(1, 343648540), (2, 171824270), (4, 85912135), (5, 68729708), (10, 34364854), (17, 20214620), (20, 17182427), (34, 10107310), (68, 5053655), (85, 4042924), (170, 2021462), (239, 1437860), (340, 1010731), (478, 718930), (956, 359465), (1195, 287572), (2390, 143786), (4063, 84580), (4229, 81260), (4780, 71893), (8126, 42290), (8458, 40630), (16252, 21145), (16916, 20315)]