678953010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{1663}}^1$

素因数の和:2143

約数の個数: 64

約数和(自身を含む): 1686896640

約数和(自身を除く): 1007943630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 439, 465, 878, 930, 1317, 1663, 2195, 2634, 3326, 4390, 4989, 6585, 8315, 9978, 13170, 13609, 16630, 24945, 27218, 40827, 49890, 51553, 68045, 81654, 103106, 136090, 154659, 204135, 257765, 309318, 408270, 515530, 730057, 773295, 1460114, 1546590, 2190171, 3650285, 4380342, 7300570, 10950855, 21901710, 22631767, 45263534, 67895301, 113158835, 135790602, 226317670, 339476505, 678953010]

約数ペア:

[(1, 678953010), (2, 339476505), (3, 226317670), (5, 135790602), (6, 113158835), (10, 67895301), (15, 45263534), (30, 22631767), (31, 21901710), (62, 10950855), (93, 7300570), (155, 4380342), (186, 3650285), (310, 2190171), (439, 1546590), (465, 1460114), (878, 773295), (930, 730057), (1317, 515530), (1663, 408270), (2195, 309318), (2634, 257765), (3326, 204135), (4390, 154659), (4989, 136090), (6585, 103106), (8315, 81654), (9978, 68045), (13170, 51553), (13609, 49890), (16630, 40827), (24945, 27218)]