68910870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1373}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 189941760

約数和(自身を除く): 121030890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 1195, 1373, 1434, 1673, 2390, 2746, 3346, 3585, 4119, 5019, 6865, 7170, 8238, 8365, 9611, 10038, 13730, 16730, 19222, 20595, 25095, 28833, 41190, 48055, 50190, 57666, 96110, 144165, 288330, 328147, 656294, 984441, 1640735, 1968882, 2297029, 3281470, 4594058, 4922205, 6891087, 9844410, 11485145, 13782174, 22970290, 34455435, 68910870]

約数ペア:

[(1, 68910870), (2, 34455435), (3, 22970290), (5, 13782174), (6, 11485145), (7, 9844410), (10, 6891087), (14, 4922205), (15, 4594058), (21, 3281470), (30, 2297029), (35, 1968882), (42, 1640735), (70, 984441), (105, 656294), (210, 328147), (239, 288330), (478, 144165), (717, 96110), (1195, 57666), (1373, 50190), (1434, 48055), (1673, 41190), (2390, 28833), (2746, 25095), (3346, 20595), (3585, 19222), (4119, 16730), (5019, 13730), (6865, 10038), (7170, 9611), (8238, 8365)]