128528220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35117}}^1$

素因数の和:35190

約数の個数: 48

約数和(自身を含む): 365789088

約数和(自身を除く): 237260868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 35117, 70234, 105351, 140468, 175585, 210702, 351170, 421404, 526755, 702340, 1053510, 2107020, 2142137, 4284274, 6426411, 8568548, 10710685, 12852822, 21421370, 25705644, 32132055, 42842740, 64264110, 128528220]

約数ペア:

[(1, 128528220), (2, 64264110), (3, 42842740), (4, 32132055), (5, 25705644), (6, 21421370), (10, 12852822), (12, 10710685), (15, 8568548), (20, 6426411), (30, 4284274), (60, 2142137), (61, 2107020), (122, 1053510), (183, 702340), (244, 526755), (305, 421404), (366, 351170), (610, 210702), (732, 175585), (915, 140468), (1220, 105351), (1830, 70234), (3660, 35117)]