206980480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1056

約数の個数: 128

約数和(自身を含む): 578119680

約数和(自身を除く): 371139200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 128, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 640, 658, 752, 896, 940, 983, 1120, 1316, 1504, 1645, 1880, 1966, 2240, 2632, 3008, 3290, 3760, 3932, 4480, 4915, 5264, 6016, 6580, 6881, 7520, 7864, 9830, 10528, 13160, 13762, 15040, 15728, 19660, 21056, 26320, 27524, 30080, 31456, 34405, 39320, 42112, 46201, 52640, 55048, 62912, 68810, 78640, 92402, 105280, 110096, 125824, 137620, 157280, 184804, 210560, 220192, 231005, 275240, 314560, 323407, 369608, 440384, 462010, 550480, 629120, 646814, 739216, 880768, 924020, 1100960, 1293628, 1478432, 1617035, 1848040, 2201920, 2587256, 2956864, 3234070, 3696080, 4403840, 5174512, 5913728, 6468140, 7392160, 10349024, 12936280, 14784320, 20698048, 25872560, 29568640, 41396096, 51745120, 103490240, 206980480]

約数ペア:

[(1, 206980480), (2, 103490240), (4, 51745120), (5, 41396096), (7, 29568640), (8, 25872560), (10, 20698048), (14, 14784320), (16, 12936280), (20, 10349024), (28, 7392160), (32, 6468140), (35, 5913728), (40, 5174512), (47, 4403840), (56, 3696080), (64, 3234070), (70, 2956864), (80, 2587256), (94, 2201920), (112, 1848040), (128, 1617035), (140, 1478432), (160, 1293628), (188, 1100960), (224, 924020), (235, 880768), (280, 739216), (320, 646814), (329, 629120), (376, 550480), (448, 462010), (470, 440384), (560, 369608), (640, 323407), (658, 314560), (752, 275240), (896, 231005), (940, 220192), (983, 210560), (1120, 184804), (1316, 157280), (1504, 137620), (1645, 125824), (1880, 110096), (1966, 105280), (2240, 92402), (2632, 78640), (3008, 68810), (3290, 62912), (3760, 55048), (3932, 52640), (4480, 46201), (4915, 42112), (5264, 39320), (6016, 34405), (6580, 31456), (6881, 30080), (7520, 27524), (7864, 26320), (9830, 21056), (10528, 19660), (13160, 15728), (13762, 15040)]