1221455160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5741}}^1$

素因数の和:5958

約数の個数: 128

約数和(自身を含む): 4092897600

約数和(自身を除く): 2871442440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 540, 591, 788, 985, 1080, 1182, 1576, 1773, 1970, 2364, 2955, 3546, 3940, 4728, 5319, 5741, 5910, 7092, 7880, 8865, 10638, 11482, 11820, 14184, 17223, 17730, 21276, 22964, 23640, 26595, 28705, 34446, 35460, 42552, 45928, 51669, 53190, 57410, 68892, 70920, 86115, 103338, 106380, 114820, 137784, 155007, 172230, 206676, 212760, 229640, 258345, 310014, 344460, 413352, 516690, 620028, 688920, 775035, 1033380, 1130977, 1240056, 1550070, 2066760, 2261954, 3100140, 3392931, 4523908, 5654885, 6200280, 6785862, 9047816, 10178793, 11309770, 13571724, 16964655, 20357586, 22619540, 27143448, 30536379, 33929310, 40715172, 45239080, 50893965, 61072758, 67858620, 81430344, 101787930, 122145516, 135717240, 152681895, 203575860, 244291032, 305363790, 407151720, 610727580, 1221455160]

約数ペア:

[(1, 1221455160), (2, 610727580), (3, 407151720), (4, 305363790), (5, 244291032), (6, 203575860), (8, 152681895), (9, 135717240), (10, 122145516), (12, 101787930), (15, 81430344), (18, 67858620), (20, 61072758), (24, 50893965), (27, 45239080), (30, 40715172), (36, 33929310), (40, 30536379), (45, 27143448), (54, 22619540), (60, 20357586), (72, 16964655), (90, 13571724), (108, 11309770), (120, 10178793), (135, 9047816), (180, 6785862), (197, 6200280), (216, 5654885), (270, 4523908), (360, 3392931), (394, 3100140), (540, 2261954), (591, 2066760), (788, 1550070), (985, 1240056), (1080, 1130977), (1182, 1033380), (1576, 775035), (1773, 688920), (1970, 620028), (2364, 516690), (2955, 413352), (3546, 344460), (3940, 310014), (4728, 258345), (5319, 229640), (5741, 212760), (5910, 206676), (7092, 172230), (7880, 155007), (8865, 137784), (10638, 114820), (11482, 106380), (11820, 103338), (14184, 86115), (17223, 70920), (17730, 68892), (21276, 57410), (22964, 53190), (23640, 51669), (26595, 45928), (28705, 42552), (34446, 35460)]