280562880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22481}}^1$

素因数の和:22514

約数の個数: 112

約数和(自身を含む): 959351904

約数和(自身を除く): 678789024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 22481, 44962, 67443, 89924, 112405, 134886, 179848, 224810, 269772, 292253, 337215, 359696, 449620, 539544, 584506, 674430, 719392, 876759, 899240, 1079088, 1169012, 1348860, 1438784, 1461265, 1753518, 1798480, 2158176, 2338024, 2697720, 2922530, 3507036, 3596960, 4316352, 4383795, 4676048, 5395440, 5845060, 7014072, 7193920, 8767590, 9352096, 10790880, 11690120, 14028144, 17535180, 18704192, 21581760, 23380240, 28056288, 35070360, 46760480, 56112576, 70140720, 93520960, 140281440, 280562880]

約数ペア:

[(1, 280562880), (2, 140281440), (3, 93520960), (4, 70140720), (5, 56112576), (6, 46760480), (8, 35070360), (10, 28056288), (12, 23380240), (13, 21581760), (15, 18704192), (16, 17535180), (20, 14028144), (24, 11690120), (26, 10790880), (30, 9352096), (32, 8767590), (39, 7193920), (40, 7014072), (48, 5845060), (52, 5395440), (60, 4676048), (64, 4383795), (65, 4316352), (78, 3596960), (80, 3507036), (96, 2922530), (104, 2697720), (120, 2338024), (130, 2158176), (156, 1798480), (160, 1753518), (192, 1461265), (195, 1438784), (208, 1348860), (240, 1169012), (260, 1079088), (312, 899240), (320, 876759), (390, 719392), (416, 674430), (480, 584506), (520, 539544), (624, 449620), (780, 359696), (832, 337215), (960, 292253), (1040, 269772), (1248, 224810), (1560, 179848), (2080, 134886), (2496, 112405), (3120, 89924), (4160, 67443), (6240, 44962), (12480, 22481)]