161793240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{192611}}^1$

素因数の和:192632

約数の個数: 64

約数和(自身を含む): 554722560

約数和(自身を除く): 392929320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 192611, 385222, 577833, 770444, 963055, 1155666, 1348277, 1540888, 1926110, 2311332, 2696554, 2889165, 3852220, 4044831, 4622664, 5393108, 5778330, 6741385, 7704440, 8089662, 10786216, 11556660, 13482770, 16179324, 20224155, 23113320, 26965540, 32358648, 40448310, 53931080, 80896620, 161793240]

約数ペア:

[(1, 161793240), (2, 80896620), (3, 53931080), (4, 40448310), (5, 32358648), (6, 26965540), (7, 23113320), (8, 20224155), (10, 16179324), (12, 13482770), (14, 11556660), (15, 10786216), (20, 8089662), (21, 7704440), (24, 6741385), (28, 5778330), (30, 5393108), (35, 4622664), (40, 4044831), (42, 3852220), (56, 2889165), (60, 2696554), (70, 2311332), (84, 1926110), (105, 1540888), (120, 1348277), (140, 1155666), (168, 963055), (210, 770444), (280, 577833), (420, 385222), (840, 192611)]