218082540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{279593}}^1$

素因数の和:279618

約数の個数: 48

約数和(自身を含む): 657605088

約数和(自身を除く): 439522548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 279593, 559186, 838779, 1118372, 1397965, 1677558, 2795930, 3355116, 3634709, 4193895, 5591860, 7269418, 8387790, 10904127, 14538836, 16775580, 18173545, 21808254, 36347090, 43616508, 54520635, 72694180, 109041270, 218082540]

約数ペア:

[(1, 218082540), (2, 109041270), (3, 72694180), (4, 54520635), (5, 43616508), (6, 36347090), (10, 21808254), (12, 18173545), (13, 16775580), (15, 14538836), (20, 10904127), (26, 8387790), (30, 7269418), (39, 5591860), (52, 4193895), (60, 3634709), (65, 3355116), (78, 2795930), (130, 1677558), (156, 1397965), (195, 1118372), (260, 838779), (390, 559186), (780, 279593)]