278618880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 216

約数和(自身を含む): 931794192

約数和(自身を除く): 653175312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 53, 60, 64, 74, 80, 96, 106, 111, 120, 128, 148, 159, 160, 185, 192, 212, 222, 240, 256, 265, 296, 318, 320, 370, 384, 424, 444, 480, 530, 555, 592, 636, 640, 740, 768, 795, 848, 888, 960, 1060, 1110, 1184, 1272, 1280, 1369, 1480, 1590, 1696, 1776, 1920, 1961, 2120, 2220, 2368, 2544, 2738, 2960, 3180, 3392, 3552, 3840, 3922, 4107, 4240, 4440, 4736, 5088, 5476, 5883, 5920, 6360, 6784, 6845, 7104, 7844, 8214, 8480, 8880, 9472, 9805, 10176, 10952, 11766, 11840, 12720, 13568, 13690, 14208, 15688, 16428, 16960, 17760, 19610, 20352, 20535, 21904, 23532, 23680, 25440, 27380, 28416, 29415, 31376, 32856, 33920, 35520, 39220, 40704, 41070, 43808, 47064, 47360, 50880, 54760, 58830, 62752, 65712, 67840, 71040, 72557, 78440, 82140, 87616, 94128, 101760, 109520, 117660, 125504, 131424, 142080, 145114, 156880, 164280, 175232, 188256, 203520, 217671, 219040, 235320, 251008, 262848, 290228, 313760, 328560, 350464, 362785, 376512, 435342, 438080, 470640, 502016, 525696, 580456, 627520, 657120, 725570, 753024, 870684, 876160, 941280, 1051392, 1088355, 1160912, 1255040, 1314240, 1451140, 1506048, 1741368, 1752320, 1882560, 2176710, 2321824, 2510080, 2628480, 2902280, 3482736, 3765120, 4353420, 4643648, 5256960, 5804560, 6965472, 7530240, 8706840, 9287296, 11609120, 13930944, 17413680, 18574592, 23218240, 27861888, 34827360, 46436480, 55723776, 69654720, 92872960, 139309440, 278618880]

約数ペア:

[(1, 278618880), (2, 139309440), (3, 92872960), (4, 69654720), (5, 55723776), (6, 46436480), (8, 34827360), (10, 27861888), (12, 23218240), (15, 18574592), (16, 17413680), (20, 13930944), (24, 11609120), (30, 9287296), (32, 8706840), (37, 7530240), (40, 6965472), (48, 5804560), (53, 5256960), (60, 4643648), (64, 4353420), (74, 3765120), (80, 3482736), (96, 2902280), (106, 2628480), (111, 2510080), (120, 2321824), (128, 2176710), (148, 1882560), (159, 1752320), (160, 1741368), (185, 1506048), (192, 1451140), (212, 1314240), (222, 1255040), (240, 1160912), (256, 1088355), (265, 1051392), (296, 941280), (318, 876160), (320, 870684), (370, 753024), (384, 725570), (424, 657120), (444, 627520), (480, 580456), (530, 525696), (555, 502016), (592, 470640), (636, 438080), (640, 435342), (740, 376512), (768, 362785), (795, 350464), (848, 328560), (888, 313760), (960, 290228), (1060, 262848), (1110, 251008), (1184, 235320), (1272, 219040), (1280, 217671), (1369, 203520), (1480, 188256), (1590, 175232), (1696, 164280), (1776, 156880), (1920, 145114), (1961, 142080), (2120, 131424), (2220, 125504), (2368, 117660), (2544, 109520), (2738, 101760), (2960, 94128), (3180, 87616), (3392, 82140), (3552, 78440), (3840, 72557), (3922, 71040), (4107, 67840), (4240, 65712), (4440, 62752), (4736, 58830), (5088, 54760), (5476, 50880), (5883, 47360), (5920, 47064), (6360, 43808), (6784, 41070), (6845, 40704), (7104, 39220), (7844, 35520), (8214, 33920), (8480, 32856), (8880, 31376), (9472, 29415), (9805, 28416), (10176, 27380), (10952, 25440), (11766, 23680), (11840, 23532), (12720, 21904), (13568, 20535), (13690, 20352), (14208, 19610), (15688, 17760), (16428, 16960)]