18987360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{5651}}^1$

素因数の和:5676

約数の個数: 96

約数和(自身を含む): 68366592

約数和(自身を除く): 49379232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 5651, 11302, 16953, 22604, 28255, 33906, 39557, 45208, 56510, 67812, 79114, 84765, 90416, 113020, 118671, 135624, 158228, 169530, 180832, 197785, 226040, 237342, 271248, 316456, 339060, 395570, 452080, 474684, 542496, 593355, 632912, 678120, 791140, 904160, 949368, 1186710, 1265824, 1356240, 1582280, 1898736, 2373420, 2712480, 3164560, 3797472, 4746840, 6329120, 9493680, 18987360]

約数ペア:

[(1, 18987360), (2, 9493680), (3, 6329120), (4, 4746840), (5, 3797472), (6, 3164560), (7, 2712480), (8, 2373420), (10, 1898736), (12, 1582280), (14, 1356240), (15, 1265824), (16, 1186710), (20, 949368), (21, 904160), (24, 791140), (28, 678120), (30, 632912), (32, 593355), (35, 542496), (40, 474684), (42, 452080), (48, 395570), (56, 339060), (60, 316456), (70, 271248), (80, 237342), (84, 226040), (96, 197785), (105, 180832), (112, 169530), (120, 158228), (140, 135624), (160, 118671), (168, 113020), (210, 90416), (224, 84765), (240, 79114), (280, 67812), (336, 56510), (420, 45208), (480, 39557), (560, 33906), (672, 28255), (840, 22604), (1120, 16953), (1680, 11302), (3360, 5651)]