246631970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3291

約数の個数: 64

約数和(自身を含む): 519644160

約数和(自身を除く): 273012190

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 2015, 2470, 2945, 3221, 4030, 5890, 6442, 7657, 15314, 16105, 32210, 38285, 41873, 61199, 76570, 83746, 99851, 122398, 199702, 209365, 305995, 418730, 499255, 611990, 795587, 998510, 1298063, 1591174, 1897169, 2596126, 3794338, 3977935, 6490315, 7955870, 9485845, 12980630, 18971690, 24663197, 49326394, 123315985, 246631970]

約数ペア:

[(1, 246631970), (2, 123315985), (5, 49326394), (10, 24663197), (13, 18971690), (19, 12980630), (26, 9485845), (31, 7955870), (38, 6490315), (62, 3977935), (65, 3794338), (95, 2596126), (130, 1897169), (155, 1591174), (190, 1298063), (247, 998510), (310, 795587), (403, 611990), (494, 499255), (589, 418730), (806, 305995), (1178, 209365), (1235, 199702), (2015, 122398), (2470, 99851), (2945, 83746), (3221, 76570), (4030, 61199), (5890, 41873), (6442, 38285), (7657, 32210), (15314, 16105)]