174400020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{322963}}^1$

素因数の和:322981

約数の個数: 48

約数和(自身を含む): 542579520

約数和(自身を除く): 368179500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 322963, 645926, 968889, 1291852, 1614815, 1937778, 2906667, 3229630, 3875556, 4844445, 5813334, 6459260, 8720001, 9688890, 11626668, 14533335, 17440002, 19377780, 29066670, 34880004, 43600005, 58133340, 87200010, 174400020]

約数ペア:

[(1, 174400020), (2, 87200010), (3, 58133340), (4, 43600005), (5, 34880004), (6, 29066670), (9, 19377780), (10, 17440002), (12, 14533335), (15, 11626668), (18, 9688890), (20, 8720001), (27, 6459260), (30, 5813334), (36, 4844445), (45, 3875556), (54, 3229630), (60, 2906667), (90, 1937778), (108, 1614815), (135, 1291852), (180, 968889), (270, 645926), (540, 322963)]