21787662420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1301533}}^1$

素因数の和:1301582

約数の個数: 96

約数和(自身を含む): 69970467840

約数和(自身を除く): 48182805420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 16740, 1301533, 2603066, 3904599, 5206132, 6507665, 7809198, 11713797, 13015330, 15618396, 19522995, 23427594, 26030660, 35141391, 39045990, 40347523, 46855188, 58568985, 70282782, 78091980, 80695046, 117137970, 121042569, 140565564, 161390092, 175706955, 201737615, 234275940, 242085138, 351413910, 363127707, 403475230, 484170276, 605212845, 702827820, 726255414, 806950460, 1089383121, 1210425690, 1452510828, 1815638535, 2178766242, 2420851380, 3631277070, 4357532484, 5446915605, 7262554140, 10893831210, 21787662420]

約数ペア:

[(1, 21787662420), (2, 10893831210), (3, 7262554140), (4, 5446915605), (5, 4357532484), (6, 3631277070), (9, 2420851380), (10, 2178766242), (12, 1815638535), (15, 1452510828), (18, 1210425690), (20, 1089383121), (27, 806950460), (30, 726255414), (31, 702827820), (36, 605212845), (45, 484170276), (54, 403475230), (60, 363127707), (62, 351413910), (90, 242085138), (93, 234275940), (108, 201737615), (124, 175706955), (135, 161390092), (155, 140565564), (180, 121042569), (186, 117137970), (270, 80695046), (279, 78091980), (310, 70282782), (372, 58568985), (465, 46855188), (540, 40347523), (558, 39045990), (620, 35141391), (837, 26030660), (930, 23427594), (1116, 19522995), (1395, 15618396), (1674, 13015330), (1860, 11713797), (2790, 7809198), (3348, 6507665), (4185, 5206132), (5580, 3904599), (8370, 2603066), (16740, 1301533)]