213375420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9049}}^1$

素因数の和:9195

約数の個数: 72

約数和(自身を含む): 652251600

約数和(自身を除く): 438876180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 9049, 11790, 18098, 23580, 27147, 36196, 45245, 54294, 81441, 90490, 108588, 135735, 162882, 180980, 271470, 325764, 407205, 542940, 814410, 1185419, 1628820, 2370838, 3556257, 4741676, 5927095, 7112514, 10668771, 11854190, 14225028, 17781285, 21337542, 23708380, 35562570, 42675084, 53343855, 71125140, 106687710, 213375420]

約数ペア:

[(1, 213375420), (2, 106687710), (3, 71125140), (4, 53343855), (5, 42675084), (6, 35562570), (9, 23708380), (10, 21337542), (12, 17781285), (15, 14225028), (18, 11854190), (20, 10668771), (30, 7112514), (36, 5927095), (45, 4741676), (60, 3556257), (90, 2370838), (131, 1628820), (180, 1185419), (262, 814410), (393, 542940), (524, 407205), (655, 325764), (786, 271470), (1179, 180980), (1310, 162882), (1572, 135735), (1965, 108588), (2358, 90490), (2620, 81441), (3930, 54294), (4716, 45245), (5895, 36196), (7860, 27147), (9049, 23580), (11790, 18098)]