30542470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 65640960

約数和(自身を除く): 35098490

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 73, 86, 139, 146, 215, 278, 301, 365, 430, 511, 602, 695, 730, 973, 1022, 1390, 1505, 1946, 2555, 3010, 3139, 4865, 5110, 5977, 6278, 9730, 10147, 11954, 15695, 20294, 21973, 29885, 31390, 41839, 43946, 50735, 59770, 71029, 83678, 101470, 109865, 142058, 209195, 219730, 355145, 418390, 436321, 710290, 872642, 2181605, 3054247, 4363210, 6108494, 15271235, 30542470]

約数ペア:

[(1, 30542470), (2, 15271235), (5, 6108494), (7, 4363210), (10, 3054247), (14, 2181605), (35, 872642), (43, 710290), (70, 436321), (73, 418390), (86, 355145), (139, 219730), (146, 209195), (215, 142058), (278, 109865), (301, 101470), (365, 83678), (430, 71029), (511, 59770), (602, 50735), (695, 43946), (730, 41839), (973, 31390), (1022, 29885), (1390, 21973), (1505, 20294), (1946, 15695), (2555, 11954), (3010, 10147), (3139, 9730), (4865, 6278), (5110, 5977)]