309738470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2141}}^1$

素因数の和:2225

約数の個数: 64

約数和(自身を含む): 632935296

約数和(自身を除く): 323196826

約数列:

[1, 2, 5, 10, 17, 23, 34, 37, 46, 74, 85, 115, 170, 185, 230, 370, 391, 629, 782, 851, 1258, 1702, 1955, 2141, 3145, 3910, 4255, 4282, 6290, 8510, 10705, 14467, 21410, 28934, 36397, 49243, 72335, 72794, 79217, 98486, 144670, 158434, 181985, 246215, 363970, 396085, 492430, 792170, 837131, 1346689, 1674262, 1821991, 2693378, 3643982, 4185655, 6733445, 8371310, 9109955, 13466890, 18219910, 30973847, 61947694, 154869235, 309738470]

約数ペア:

[(1, 309738470), (2, 154869235), (5, 61947694), (10, 30973847), (17, 18219910), (23, 13466890), (34, 9109955), (37, 8371310), (46, 6733445), (74, 4185655), (85, 3643982), (115, 2693378), (170, 1821991), (185, 1674262), (230, 1346689), (370, 837131), (391, 792170), (629, 492430), (782, 396085), (851, 363970), (1258, 246215), (1702, 181985), (1955, 158434), (2141, 144670), (3145, 98486), (3910, 79217), (4255, 72794), (4282, 72335), (6290, 49243), (8510, 36397), (10705, 28934), (14467, 21410)]