21220514640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2267149}}^1$

素因数の和:2267181

約数の個数: 120

約数和(自身を含む): 76747561800

約数和(自身を除く): 55527047160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 2267149, 4534298, 6801447, 9068596, 11335745, 13602894, 18137192, 20404341, 22671490, 27205788, 29472937, 34007235, 36274384, 40808682, 45342980, 54411576, 58945874, 68014470, 81617364, 88418811, 90685960, 102021705, 108823152, 117891748, 136028940, 147364685, 163234728, 176837622, 181371920, 204043410, 235783496, 265256433, 272057880, 294729370, 326469456, 353675244, 408086820, 442094055, 471566992, 530512866, 544115760, 589458740, 707350488, 816173640, 884188110, 1061025732, 1178917480, 1326282165, 1414700976, 1632347280, 1768376220, 2122051464, 2357834960, 2652564330, 3536752440, 4244102928, 5305128660, 7073504880, 10610257320, 21220514640]

約数ペア:

[(1, 21220514640), (2, 10610257320), (3, 7073504880), (4, 5305128660), (5, 4244102928), (6, 3536752440), (8, 2652564330), (9, 2357834960), (10, 2122051464), (12, 1768376220), (13, 1632347280), (15, 1414700976), (16, 1326282165), (18, 1178917480), (20, 1061025732), (24, 884188110), (26, 816173640), (30, 707350488), (36, 589458740), (39, 544115760), (40, 530512866), (45, 471566992), (48, 442094055), (52, 408086820), (60, 353675244), (65, 326469456), (72, 294729370), (78, 272057880), (80, 265256433), (90, 235783496), (104, 204043410), (117, 181371920), (120, 176837622), (130, 163234728), (144, 147364685), (156, 136028940), (180, 117891748), (195, 108823152), (208, 102021705), (234, 90685960), (240, 88418811), (260, 81617364), (312, 68014470), (360, 58945874), (390, 54411576), (468, 45342980), (520, 40808682), (585, 36274384), (624, 34007235), (720, 29472937), (780, 27205788), (936, 22671490), (1040, 20404341), (1170, 18137192), (1560, 13602894), (1872, 11335745), (2340, 9068596), (3120, 6801447), (4680, 4534298), (9360, 2267149)]