15655920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{9319}}^1$

素因数の和:9342

約数の個数: 80

約数和(自身を含む): 55472640

約数和(自身を除く): 39816720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 9319, 18638, 27957, 37276, 46595, 55914, 65233, 74552, 93190, 111828, 130466, 139785, 149104, 186380, 195699, 223656, 260932, 279570, 326165, 372760, 391398, 447312, 521864, 559140, 652330, 745520, 782796, 978495, 1043728, 1118280, 1304660, 1565592, 1956990, 2236560, 2609320, 3131184, 3913980, 5218640, 7827960, 15655920]

約数ペア:

[(1, 15655920), (2, 7827960), (3, 5218640), (4, 3913980), (5, 3131184), (6, 2609320), (7, 2236560), (8, 1956990), (10, 1565592), (12, 1304660), (14, 1118280), (15, 1043728), (16, 978495), (20, 782796), (21, 745520), (24, 652330), (28, 559140), (30, 521864), (35, 447312), (40, 391398), (42, 372760), (48, 326165), (56, 279570), (60, 260932), (70, 223656), (80, 195699), (84, 186380), (105, 149104), (112, 139785), (120, 130466), (140, 111828), (168, 93190), (210, 74552), (240, 65233), (280, 55914), (336, 46595), (420, 37276), (560, 27957), (840, 18638), (1680, 9319)]