206721900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 432

約数和(自身を含む): 855778560

約数和(自身を除く): 649056660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 25, 28, 30, 33, 35, 36, 38, 42, 44, 45, 50, 55, 57, 60, 63, 66, 70, 75, 76, 77, 84, 90, 95, 99, 100, 105, 110, 114, 126, 132, 133, 140, 150, 154, 157, 165, 171, 175, 180, 190, 198, 209, 210, 220, 225, 228, 231, 252, 266, 275, 285, 300, 308, 314, 315, 330, 342, 350, 380, 385, 396, 399, 418, 420, 450, 462, 471, 475, 495, 525, 532, 550, 570, 627, 628, 630, 660, 665, 684, 693, 700, 770, 785, 798, 825, 836, 855, 900, 924, 942, 950, 990, 1045, 1050, 1099, 1100, 1140, 1155, 1197, 1254, 1260, 1330, 1386, 1413, 1425, 1463, 1540, 1570, 1575, 1596, 1650, 1710, 1727, 1881, 1884, 1900, 1925, 1980, 1995, 2090, 2100, 2198, 2310, 2355, 2394, 2475, 2508, 2660, 2772, 2826, 2850, 2926, 2983, 3135, 3140, 3150, 3297, 3300, 3325, 3420, 3454, 3465, 3762, 3850, 3925, 3990, 4180, 4275, 4389, 4396, 4620, 4710, 4788, 4950, 5181, 5225, 5495, 5652, 5700, 5775, 5852, 5966, 5985, 6270, 6300, 6594, 6650, 6908, 6930, 7065, 7315, 7524, 7700, 7850, 7980, 8550, 8635, 8778, 8949, 9405, 9420, 9891, 9900, 9975, 10362, 10450, 10990, 11550, 11775, 11932, 11970, 12089, 12540, 13167, 13188, 13300, 13860, 14130, 14630, 14915, 15543, 15675, 15700, 16485, 17100, 17270, 17325, 17556, 17898, 18810, 19782, 19950, 20724, 20881, 20900, 21945, 21980, 23100, 23550, 23940, 24178, 25905, 26334, 26847, 27475, 28260, 29260, 29830, 29925, 31086, 31350, 32813, 32970, 34540, 34650, 35325, 35796, 36267, 36575, 37620, 39564, 39900, 41762, 43175, 43890, 44745, 47025, 47100, 48356, 49455, 51810, 52668, 53694, 54950, 59660, 59850, 60445, 62172, 62643, 62700, 65626, 65835, 65940, 69300, 70650, 72534, 73150, 74575, 77715, 82425, 83524, 86350, 87780, 89490, 94050, 98439, 98910, 103620, 104405, 107388, 108801, 109725, 109900, 119700, 120890, 125286, 129525, 131252, 131670, 134235, 141300, 145068, 146300, 149150, 155430, 164065, 164850, 172700, 178980, 181335, 187929, 188100, 196878, 197820, 208810, 217602, 219450, 223725, 229691, 241780, 247275, 250572, 259050, 263340, 268470, 295317, 298300, 302225, 310860, 313215, 328130, 329175, 329700, 362670, 375858, 388575, 393756, 417620, 435204, 438900, 447450, 459382, 492195, 494550, 518100, 522025, 536940, 544005, 590634, 604450, 626430, 656260, 658350, 671175, 689073, 725340, 751716, 777150, 820325, 894900, 906675, 918764, 939645, 984390, 989100, 1044050, 1088010, 1148455, 1181268, 1208900, 1252860, 1316700, 1342350, 1378146, 1476585, 1554300, 1566075, 1640650, 1813350, 1879290, 1968780, 2067219, 2088100, 2176020, 2296910, 2460975, 2684700, 2720025, 2756292, 2953170, 3132150, 3281300, 3445365, 3626700, 3758580, 4134438, 4593820, 4698225, 4921950, 5440050, 5742275, 5906340, 6264300, 6890730, 7382925, 8268876, 9396450, 9843900, 10336095, 10880100, 11484550, 13781460, 14765850, 17226825, 18792900, 20672190, 22969100, 29531700, 34453650, 41344380, 51680475, 68907300, 103360950, 206721900]

約数ペア:

[(1, 206721900), (2, 103360950), (3, 68907300), (4, 51680475), (5, 41344380), (6, 34453650), (7, 29531700), (9, 22969100), (10, 20672190), (11, 18792900), (12, 17226825), (14, 14765850), (15, 13781460), (18, 11484550), (19, 10880100), (20, 10336095), (21, 9843900), (22, 9396450), (25, 8268876), (28, 7382925), (30, 6890730), (33, 6264300), (35, 5906340), (36, 5742275), (38, 5440050), (42, 4921950), (44, 4698225), (45, 4593820), (50, 4134438), (55, 3758580), (57, 3626700), (60, 3445365), (63, 3281300), (66, 3132150), (70, 2953170), (75, 2756292), (76, 2720025), (77, 2684700), (84, 2460975), (90, 2296910), (95, 2176020), (99, 2088100), (100, 2067219), (105, 1968780), (110, 1879290), (114, 1813350), (126, 1640650), (132, 1566075), (133, 1554300), (140, 1476585), (150, 1378146), (154, 1342350), (157, 1316700), (165, 1252860), (171, 1208900), (175, 1181268), (180, 1148455), (190, 1088010), (198, 1044050), (209, 989100), (210, 984390), (220, 939645), (225, 918764), (228, 906675), (231, 894900), (252, 820325), (266, 777150), (275, 751716), (285, 725340), (300, 689073), (308, 671175), (314, 658350), (315, 656260), (330, 626430), (342, 604450), (350, 590634), (380, 544005), (385, 536940), (396, 522025), (399, 518100), (418, 494550), (420, 492195), (450, 459382), (462, 447450), (471, 438900), (475, 435204), (495, 417620), (525, 393756), (532, 388575), (550, 375858), (570, 362670), (627, 329700), (628, 329175), (630, 328130), (660, 313215), (665, 310860), (684, 302225), (693, 298300), (700, 295317), (770, 268470), (785, 263340), (798, 259050), (825, 250572), (836, 247275), (855, 241780), (900, 229691), (924, 223725), (942, 219450), (950, 217602), (990, 208810), (1045, 197820), (1050, 196878), (1099, 188100), (1100, 187929), (1140, 181335), (1155, 178980), (1197, 172700), (1254, 164850), (1260, 164065), (1330, 155430), (1386, 149150), (1413, 146300), (1425, 145068), (1463, 141300), (1540, 134235), (1570, 131670), (1575, 131252), (1596, 129525), (1650, 125286), (1710, 120890), (1727, 119700), (1881, 109900), (1884, 109725), (1900, 108801), (1925, 107388), (1980, 104405), (1995, 103620), (2090, 98910), (2100, 98439), (2198, 94050), (2310, 89490), (2355, 87780), (2394, 86350), (2475, 83524), (2508, 82425), (2660, 77715), (2772, 74575), (2826, 73150), (2850, 72534), (2926, 70650), (2983, 69300), (3135, 65940), (3140, 65835), (3150, 65626), (3297, 62700), (3300, 62643), (3325, 62172), (3420, 60445), (3454, 59850), (3465, 59660), (3762, 54950), (3850, 53694), (3925, 52668), (3990, 51810), (4180, 49455), (4275, 48356), (4389, 47100), (4396, 47025), (4620, 44745), (4710, 43890), (4788, 43175), (4950, 41762), (5181, 39900), (5225, 39564), (5495, 37620), (5652, 36575), (5700, 36267), (5775, 35796), (5852, 35325), (5966, 34650), (5985, 34540), (6270, 32970), (6300, 32813), (6594, 31350), (6650, 31086), (6908, 29925), (6930, 29830), (7065, 29260), (7315, 28260), (7524, 27475), (7700, 26847), (7850, 26334), (7980, 25905), (8550, 24178), (8635, 23940), (8778, 23550), (8949, 23100), (9405, 21980), (9420, 21945), (9891, 20900), (9900, 20881), (9975, 20724), (10362, 19950), (10450, 19782), (10990, 18810), (11550, 17898), (11775, 17556), (11932, 17325), (11970, 17270), (12089, 17100), (12540, 16485), (13167, 15700), (13188, 15675), (13300, 15543), (13860, 14915), (14130, 14630)]