813971840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:521

約数の個数: 192

約数和(自身を含む): 2236762080

約数和(自身を除く): 1422790240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 121, 128, 160, 176, 184, 220, 230, 242, 253, 320, 352, 368, 440, 457, 460, 484, 506, 605, 640, 704, 736, 880, 914, 920, 968, 1012, 1210, 1265, 1408, 1472, 1760, 1828, 1840, 1936, 2024, 2285, 2420, 2530, 2783, 2944, 3520, 3656, 3680, 3872, 4048, 4570, 4840, 5027, 5060, 5566, 7040, 7312, 7360, 7744, 8096, 9140, 9680, 10054, 10120, 10511, 11132, 13915, 14624, 14720, 15488, 16192, 18280, 19360, 20108, 20240, 21022, 22264, 25135, 27830, 29248, 32384, 36560, 38720, 40216, 40480, 42044, 44528, 50270, 52555, 55297, 55660, 58496, 73120, 77440, 80432, 80960, 84088, 89056, 100540, 105110, 110594, 111320, 115621, 146240, 160864, 161920, 168176, 178112, 201080, 210220, 221188, 222640, 231242, 276485, 292480, 321728, 336352, 356224, 402160, 420440, 442376, 445280, 462484, 552970, 578105, 643456, 672704, 804320, 840880, 884752, 890560, 924968, 1105940, 1156210, 1271831, 1345408, 1608640, 1681760, 1769504, 1781120, 1849936, 2211880, 2312420, 2543662, 3217280, 3363520, 3539008, 3699872, 4423760, 4624840, 5087324, 6359155, 6727040, 7078016, 7399744, 8847520, 9249680, 10174648, 12718310, 14799488, 17695040, 18499360, 20349296, 25436620, 35390080, 36998720, 40698592, 50873240, 73997440, 81397184, 101746480, 162794368, 203492960, 406985920, 813971840]

約数ペア:

[(1, 813971840), (2, 406985920), (4, 203492960), (5, 162794368), (8, 101746480), (10, 81397184), (11, 73997440), (16, 50873240), (20, 40698592), (22, 36998720), (23, 35390080), (32, 25436620), (40, 20349296), (44, 18499360), (46, 17695040), (55, 14799488), (64, 12718310), (80, 10174648), (88, 9249680), (92, 8847520), (110, 7399744), (115, 7078016), (121, 6727040), (128, 6359155), (160, 5087324), (176, 4624840), (184, 4423760), (220, 3699872), (230, 3539008), (242, 3363520), (253, 3217280), (320, 2543662), (352, 2312420), (368, 2211880), (440, 1849936), (457, 1781120), (460, 1769504), (484, 1681760), (506, 1608640), (605, 1345408), (640, 1271831), (704, 1156210), (736, 1105940), (880, 924968), (914, 890560), (920, 884752), (968, 840880), (1012, 804320), (1210, 672704), (1265, 643456), (1408, 578105), (1472, 552970), (1760, 462484), (1828, 445280), (1840, 442376), (1936, 420440), (2024, 402160), (2285, 356224), (2420, 336352), (2530, 321728), (2783, 292480), (2944, 276485), (3520, 231242), (3656, 222640), (3680, 221188), (3872, 210220), (4048, 201080), (4570, 178112), (4840, 168176), (5027, 161920), (5060, 160864), (5566, 146240), (7040, 115621), (7312, 111320), (7360, 110594), (7744, 105110), (8096, 100540), (9140, 89056), (9680, 84088), (10054, 80960), (10120, 80432), (10511, 77440), (11132, 73120), (13915, 58496), (14624, 55660), (14720, 55297), (15488, 52555), (16192, 50270), (18280, 44528), (19360, 42044), (20108, 40480), (20240, 40216), (21022, 38720), (22264, 36560), (25135, 32384), (27830, 29248)]