289912470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{420163}}^1$

素因数の和:420196

約数の個数: 32

約数和(自身を含む): 726043392

約数和(自身を除く): 436130922

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 420163, 840326, 1260489, 2100815, 2520978, 4201630, 6302445, 9663749, 12604890, 19327498, 28991247, 48318745, 57982494, 96637490, 144956235, 289912470]

約数ペア:

[(1, 289912470), (2, 144956235), (3, 96637490), (5, 57982494), (6, 48318745), (10, 28991247), (15, 19327498), (23, 12604890), (30, 9663749), (46, 6302445), (69, 4201630), (115, 2520978), (138, 2100815), (230, 1260489), (345, 840326), (690, 420163)]