129790980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65551}}^1$

素因数の和:65577

約数の個数: 72

約数和(自身を含む): 429496704

約数和(自身を除く): 299705724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 65551, 131102, 196653, 262204, 327755, 393306, 589959, 655510, 721061, 786612, 983265, 1179918, 1311020, 1442122, 1966530, 2163183, 2359836, 2884244, 2949795, 3605305, 3933060, 4326366, 5899590, 6489549, 7210610, 8652732, 10815915, 11799180, 12979098, 14421220, 21631830, 25958196, 32447745, 43263660, 64895490, 129790980]

約数ペア:

[(1, 129790980), (2, 64895490), (3, 43263660), (4, 32447745), (5, 25958196), (6, 21631830), (9, 14421220), (10, 12979098), (11, 11799180), (12, 10815915), (15, 8652732), (18, 7210610), (20, 6489549), (22, 5899590), (30, 4326366), (33, 3933060), (36, 3605305), (44, 2949795), (45, 2884244), (55, 2359836), (60, 2163183), (66, 1966530), (90, 1442122), (99, 1311020), (110, 1179918), (132, 983265), (165, 786612), (180, 721061), (198, 655510), (220, 589959), (330, 393306), (396, 327755), (495, 262204), (660, 196653), (990, 131102), (1980, 65551)]