315065920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1512

約数の個数: 112

約数和(自身を含む): 823782960

約数和(自身を除く): 508717040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 130, 160, 208, 212, 260, 265, 320, 416, 424, 520, 530, 689, 832, 848, 1040, 1060, 1378, 1429, 1696, 2080, 2120, 2756, 2858, 3392, 3445, 4160, 4240, 5512, 5716, 6890, 7145, 8480, 11024, 11432, 13780, 14290, 16960, 18577, 22048, 22864, 27560, 28580, 37154, 44096, 45728, 55120, 57160, 74308, 75737, 91456, 92885, 110240, 114320, 148616, 151474, 185770, 220480, 228640, 297232, 302948, 371540, 378685, 457280, 594464, 605896, 743080, 757370, 984581, 1188928, 1211792, 1486160, 1514740, 1969162, 2423584, 2972320, 3029480, 3938324, 4847168, 4922905, 5944640, 6058960, 7876648, 9845810, 12117920, 15753296, 19691620, 24235840, 31506592, 39383240, 63013184, 78766480, 157532960, 315065920]

約数ペア:

[(1, 315065920), (2, 157532960), (4, 78766480), (5, 63013184), (8, 39383240), (10, 31506592), (13, 24235840), (16, 19691620), (20, 15753296), (26, 12117920), (32, 9845810), (40, 7876648), (52, 6058960), (53, 5944640), (64, 4922905), (65, 4847168), (80, 3938324), (104, 3029480), (106, 2972320), (130, 2423584), (160, 1969162), (208, 1514740), (212, 1486160), (260, 1211792), (265, 1188928), (320, 984581), (416, 757370), (424, 743080), (520, 605896), (530, 594464), (689, 457280), (832, 378685), (848, 371540), (1040, 302948), (1060, 297232), (1378, 228640), (1429, 220480), (1696, 185770), (2080, 151474), (2120, 148616), (2756, 114320), (2858, 110240), (3392, 92885), (3445, 91456), (4160, 75737), (4240, 74308), (5512, 57160), (5716, 55120), (6890, 45728), (7145, 44096), (8480, 37154), (11024, 28580), (11432, 27560), (13780, 22864), (14290, 22048), (16960, 18577)]