388806444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 1132657344

約数和(自身を除く): 743850900

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 41, 46, 52, 69, 78, 82, 92, 117, 123, 138, 156, 164, 207, 234, 246, 276, 299, 369, 414, 468, 492, 533, 598, 738, 828, 881, 897, 943, 1066, 1196, 1476, 1599, 1762, 1794, 1886, 2132, 2643, 2691, 2829, 3198, 3524, 3588, 3772, 4797, 5286, 5382, 5658, 6396, 7929, 8487, 9594, 10572, 10764, 11316, 11453, 12259, 15858, 16974, 19188, 20263, 22906, 24518, 31716, 33948, 34359, 36121, 36777, 40526, 45812, 49036, 60789, 68718, 72242, 73554, 81052, 103077, 108363, 110331, 121578, 137436, 144484, 147108, 182367, 206154, 216726, 220662, 243156, 263419, 325089, 364734, 412308, 433452, 441324, 469573, 526838, 650178, 729468, 790257, 830783, 939146, 1053676, 1300356, 1408719, 1580514, 1661566, 1878292, 2370771, 2492349, 2817438, 3161028, 3323132, 4226157, 4741542, 4984698, 5634876, 7477047, 8452314, 9483084, 9969396, 10800179, 14954094, 16904628, 21600358, 29908188, 32400537, 43200716, 64801074, 97201611, 129602148, 194403222, 388806444]

約数ペア:

[(1, 388806444), (2, 194403222), (3, 129602148), (4, 97201611), (6, 64801074), (9, 43200716), (12, 32400537), (13, 29908188), (18, 21600358), (23, 16904628), (26, 14954094), (36, 10800179), (39, 9969396), (41, 9483084), (46, 8452314), (52, 7477047), (69, 5634876), (78, 4984698), (82, 4741542), (92, 4226157), (117, 3323132), (123, 3161028), (138, 2817438), (156, 2492349), (164, 2370771), (207, 1878292), (234, 1661566), (246, 1580514), (276, 1408719), (299, 1300356), (369, 1053676), (414, 939146), (468, 830783), (492, 790257), (533, 729468), (598, 650178), (738, 526838), (828, 469573), (881, 441324), (897, 433452), (943, 412308), (1066, 364734), (1196, 325089), (1476, 263419), (1599, 243156), (1762, 220662), (1794, 216726), (1886, 206154), (2132, 182367), (2643, 147108), (2691, 144484), (2829, 137436), (3198, 121578), (3524, 110331), (3588, 108363), (3772, 103077), (4797, 81052), (5286, 73554), (5382, 72242), (5658, 68718), (6396, 60789), (7929, 49036), (8487, 45812), (9594, 40526), (10572, 36777), (10764, 36121), (11316, 34359), (11453, 33948), (12259, 31716), (15858, 24518), (16974, 22906), (19188, 20263)]