248143980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{590819}}^1$

素因数の和:590838

約数の個数: 48

約数和(自身を含む): 794062080

約数和(自身を除く): 545918100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 590819, 1181638, 1772457, 2363276, 2954095, 3544914, 4135733, 5908190, 7089828, 8271466, 8862285, 11816380, 12407199, 16542932, 17724570, 20678665, 24814398, 35449140, 41357330, 49628796, 62035995, 82714660, 124071990, 248143980]

約数ペア:

[(1, 248143980), (2, 124071990), (3, 82714660), (4, 62035995), (5, 49628796), (6, 41357330), (7, 35449140), (10, 24814398), (12, 20678665), (14, 17724570), (15, 16542932), (20, 12407199), (21, 11816380), (28, 8862285), (30, 8271466), (35, 7089828), (42, 5908190), (60, 4135733), (70, 3544914), (84, 2954095), (105, 2363276), (140, 1772457), (210, 1181638), (420, 590819)]