220779288

素因数分解:

$2^3\times 3^2\times {\mathrm{661}}^1\times {\mathrm{4639}}^1$

素因数の和:5312

約数の個数: 48

約数和(自身を含む): 598977600

約数和(自身を除く): 378198312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 661, 1322, 1983, 2644, 3966, 4639, 5288, 5949, 7932, 9278, 11898, 13917, 15864, 18556, 23796, 27834, 37112, 41751, 47592, 55668, 83502, 111336, 167004, 334008, 3066379, 6132758, 9199137, 12265516, 18398274, 24531032, 27597411, 36796548, 55194822, 73593096, 110389644, 220779288]

約数ペア:

[(1, 220779288), (2, 110389644), (3, 73593096), (4, 55194822), (6, 36796548), (8, 27597411), (9, 24531032), (12, 18398274), (18, 12265516), (24, 9199137), (36, 6132758), (72, 3066379), (661, 334008), (1322, 167004), (1983, 111336), (2644, 83502), (3966, 55668), (4639, 47592), (5288, 41751), (5949, 37112), (7932, 27834), (9278, 23796), (11898, 18556), (13917, 15864)]