19027440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:428

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 49539600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 383, 414, 432, 460, 540, 552, 621, 690, 720, 766, 828, 920, 1035, 1080, 1104, 1149, 1242, 1380, 1532, 1656, 1840, 1915, 2070, 2160, 2298, 2484, 2760, 3064, 3105, 3312, 3447, 3830, 4140, 4596, 4968, 5520, 5745, 6128, 6210, 6894, 7660, 8280, 8809, 9192, 9936, 10341, 11490, 12420, 13788, 15320, 16560, 17235, 17618, 18384, 20682, 22980, 24840, 26427, 27576, 30640, 34470, 35236, 41364, 44045, 45960, 49680, 51705, 52854, 55152, 68940, 70472, 79281, 82728, 88090, 91920, 103410, 105708, 132135, 137880, 140944, 158562, 165456, 176180, 206820, 211416, 237843, 264270, 275760, 317124, 352360, 396405, 413640, 422832, 475686, 528540, 634248, 704720, 792810, 827280, 951372, 1057080, 1189215, 1268496, 1585620, 1902744, 2114160, 2378430, 3171240, 3805488, 4756860, 6342480, 9513720, 19027440]

約数ペア:

[(1, 19027440), (2, 9513720), (3, 6342480), (4, 4756860), (5, 3805488), (6, 3171240), (8, 2378430), (9, 2114160), (10, 1902744), (12, 1585620), (15, 1268496), (16, 1189215), (18, 1057080), (20, 951372), (23, 827280), (24, 792810), (27, 704720), (30, 634248), (36, 528540), (40, 475686), (45, 422832), (46, 413640), (48, 396405), (54, 352360), (60, 317124), (69, 275760), (72, 264270), (80, 237843), (90, 211416), (92, 206820), (108, 176180), (115, 165456), (120, 158562), (135, 140944), (138, 137880), (144, 132135), (180, 105708), (184, 103410), (207, 91920), (216, 88090), (230, 82728), (240, 79281), (270, 70472), (276, 68940), (345, 55152), (360, 52854), (368, 51705), (383, 49680), (414, 45960), (432, 44045), (460, 41364), (540, 35236), (552, 34470), (621, 30640), (690, 27576), (720, 26427), (766, 24840), (828, 22980), (920, 20682), (1035, 18384), (1080, 17618), (1104, 17235), (1149, 16560), (1242, 15320), (1380, 13788), (1532, 12420), (1656, 11490), (1840, 10341), (1915, 9936), (2070, 9192), (2160, 8809), (2298, 8280), (2484, 7660), (2760, 6894), (3064, 6210), (3105, 6128), (3312, 5745), (3447, 5520), (3830, 4968), (4140, 4596)]