491033440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 192

約数和(自身を含む): 1316818944

約数和(自身を除く): 825785504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 47, 68, 80, 85, 92, 94, 115, 136, 160, 167, 170, 184, 188, 230, 235, 272, 334, 340, 368, 376, 391, 460, 470, 544, 668, 680, 736, 752, 782, 799, 835, 920, 940, 1081, 1336, 1360, 1504, 1564, 1598, 1670, 1840, 1880, 1955, 2162, 2672, 2720, 2839, 3128, 3196, 3340, 3680, 3760, 3841, 3910, 3995, 4324, 5344, 5405, 5678, 6256, 6392, 6680, 7520, 7682, 7820, 7849, 7990, 8648, 10810, 11356, 12512, 12784, 13360, 14195, 15364, 15640, 15698, 15980, 17296, 18377, 19205, 21620, 22712, 25568, 26720, 28390, 30728, 31280, 31396, 31960, 34592, 36754, 38410, 39245, 43240, 45424, 56780, 61456, 62560, 62792, 63920, 65297, 73508, 76820, 78490, 86480, 90848, 91885, 113560, 122912, 125584, 127840, 130594, 133433, 147016, 153640, 156980, 172960, 180527, 183770, 227120, 251168, 261188, 266866, 294032, 307280, 313960, 326485, 361054, 367540, 454240, 522376, 533732, 588064, 614560, 627920, 652970, 667165, 722108, 735080, 902635, 1044752, 1067464, 1255840, 1305940, 1334330, 1444216, 1470160, 1805270, 2089504, 2134928, 2611880, 2668660, 2888432, 2940320, 3068959, 3610540, 4269856, 5223760, 5337320, 5776864, 6137918, 7221080, 10447520, 10674640, 12275836, 14442160, 15344795, 21349280, 24551672, 28884320, 30689590, 49103344, 61379180, 98206688, 122758360, 245516720, 491033440]

約数ペア:

[(1, 491033440), (2, 245516720), (4, 122758360), (5, 98206688), (8, 61379180), (10, 49103344), (16, 30689590), (17, 28884320), (20, 24551672), (23, 21349280), (32, 15344795), (34, 14442160), (40, 12275836), (46, 10674640), (47, 10447520), (68, 7221080), (80, 6137918), (85, 5776864), (92, 5337320), (94, 5223760), (115, 4269856), (136, 3610540), (160, 3068959), (167, 2940320), (170, 2888432), (184, 2668660), (188, 2611880), (230, 2134928), (235, 2089504), (272, 1805270), (334, 1470160), (340, 1444216), (368, 1334330), (376, 1305940), (391, 1255840), (460, 1067464), (470, 1044752), (544, 902635), (668, 735080), (680, 722108), (736, 667165), (752, 652970), (782, 627920), (799, 614560), (835, 588064), (920, 533732), (940, 522376), (1081, 454240), (1336, 367540), (1360, 361054), (1504, 326485), (1564, 313960), (1598, 307280), (1670, 294032), (1840, 266866), (1880, 261188), (1955, 251168), (2162, 227120), (2672, 183770), (2720, 180527), (2839, 172960), (3128, 156980), (3196, 153640), (3340, 147016), (3680, 133433), (3760, 130594), (3841, 127840), (3910, 125584), (3995, 122912), (4324, 113560), (5344, 91885), (5405, 90848), (5678, 86480), (6256, 78490), (6392, 76820), (6680, 73508), (7520, 65297), (7682, 63920), (7820, 62792), (7849, 62560), (7990, 61456), (8648, 56780), (10810, 45424), (11356, 43240), (12512, 39245), (12784, 38410), (13360, 36754), (14195, 34592), (15364, 31960), (15640, 31396), (15698, 31280), (15980, 30728), (17296, 28390), (18377, 26720), (19205, 25568), (21620, 22712)]