209161680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 320

約数和(自身を含む): 816281088

約数和(自身を除く): 607119408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 61, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 122, 130, 140, 156, 157, 168, 182, 183, 195, 208, 210, 240, 244, 260, 273, 280, 305, 312, 314, 336, 364, 366, 390, 420, 427, 455, 471, 488, 520, 546, 560, 610, 624, 628, 728, 732, 780, 785, 793, 840, 854, 910, 915, 942, 976, 1040, 1092, 1099, 1220, 1256, 1281, 1365, 1456, 1464, 1560, 1570, 1586, 1680, 1708, 1820, 1830, 1884, 2041, 2135, 2184, 2198, 2355, 2379, 2440, 2512, 2562, 2730, 2928, 3120, 3140, 3172, 3297, 3416, 3640, 3660, 3768, 3965, 4082, 4270, 4368, 4396, 4710, 4758, 4880, 5124, 5460, 5495, 5551, 6123, 6280, 6344, 6405, 6594, 6832, 7280, 7320, 7536, 7930, 8164, 8540, 8792, 9420, 9516, 9577, 10205, 10248, 10920, 10990, 11102, 11895, 12246, 12560, 12688, 12810, 13188, 14287, 14640, 15860, 16328, 16485, 16653, 17080, 17584, 18840, 19032, 19154, 20410, 20496, 21840, 21980, 22204, 23790, 24492, 25620, 26376, 27755, 28574, 28731, 30615, 31720, 32656, 32970, 33306, 34160, 37680, 38064, 38308, 40820, 42861, 43960, 44408, 47580, 47885, 48984, 51240, 52752, 55510, 57148, 57462, 61230, 63440, 65940, 66612, 67039, 71435, 76616, 81640, 83265, 85722, 87920, 88816, 95160, 95770, 97968, 102480, 111020, 114296, 114924, 122460, 124501, 131880, 133224, 134078, 142870, 143655, 153232, 163280, 166530, 171444, 190320, 191540, 201117, 214305, 222040, 228592, 229848, 244920, 249002, 263760, 266448, 268156, 285740, 287310, 333060, 335195, 342888, 373503, 383080, 402234, 428610, 444080, 459696, 489840, 498004, 536312, 571480, 574620, 622505, 666120, 670390, 685776, 747006, 766160, 804468, 857220, 871507, 996008, 1005585, 1072624, 1142960, 1149240, 1245010, 1332240, 1340780, 1494012, 1608936, 1714440, 1743014, 1867515, 1992016, 2011170, 2298480, 2490020, 2614521, 2681560, 2988024, 3217872, 3428880, 3486028, 3735030, 4022340, 4357535, 4980040, 5229042, 5363120, 5976048, 6972056, 7470060, 8044680, 8715070, 9960080, 10458084, 13072605, 13944112, 14940120, 16089360, 17430140, 20916168, 26145210, 29880240, 34860280, 41832336, 52290420, 69720560, 104580840, 209161680]

約数ペア:

[(1, 209161680), (2, 104580840), (3, 69720560), (4, 52290420), (5, 41832336), (6, 34860280), (7, 29880240), (8, 26145210), (10, 20916168), (12, 17430140), (13, 16089360), (14, 14940120), (15, 13944112), (16, 13072605), (20, 10458084), (21, 9960080), (24, 8715070), (26, 8044680), (28, 7470060), (30, 6972056), (35, 5976048), (39, 5363120), (40, 5229042), (42, 4980040), (48, 4357535), (52, 4022340), (56, 3735030), (60, 3486028), (61, 3428880), (65, 3217872), (70, 2988024), (78, 2681560), (80, 2614521), (84, 2490020), (91, 2298480), (104, 2011170), (105, 1992016), (112, 1867515), (120, 1743014), (122, 1714440), (130, 1608936), (140, 1494012), (156, 1340780), (157, 1332240), (168, 1245010), (182, 1149240), (183, 1142960), (195, 1072624), (208, 1005585), (210, 996008), (240, 871507), (244, 857220), (260, 804468), (273, 766160), (280, 747006), (305, 685776), (312, 670390), (314, 666120), (336, 622505), (364, 574620), (366, 571480), (390, 536312), (420, 498004), (427, 489840), (455, 459696), (471, 444080), (488, 428610), (520, 402234), (546, 383080), (560, 373503), (610, 342888), (624, 335195), (628, 333060), (728, 287310), (732, 285740), (780, 268156), (785, 266448), (793, 263760), (840, 249002), (854, 244920), (910, 229848), (915, 228592), (942, 222040), (976, 214305), (1040, 201117), (1092, 191540), (1099, 190320), (1220, 171444), (1256, 166530), (1281, 163280), (1365, 153232), (1456, 143655), (1464, 142870), (1560, 134078), (1570, 133224), (1586, 131880), (1680, 124501), (1708, 122460), (1820, 114924), (1830, 114296), (1884, 111020), (2041, 102480), (2135, 97968), (2184, 95770), (2198, 95160), (2355, 88816), (2379, 87920), (2440, 85722), (2512, 83265), (2562, 81640), (2730, 76616), (2928, 71435), (3120, 67039), (3140, 66612), (3172, 65940), (3297, 63440), (3416, 61230), (3640, 57462), (3660, 57148), (3768, 55510), (3965, 52752), (4082, 51240), (4270, 48984), (4368, 47885), (4396, 47580), (4710, 44408), (4758, 43960), (4880, 42861), (5124, 40820), (5460, 38308), (5495, 38064), (5551, 37680), (6123, 34160), (6280, 33306), (6344, 32970), (6405, 32656), (6594, 31720), (6832, 30615), (7280, 28731), (7320, 28574), (7536, 27755), (7930, 26376), (8164, 25620), (8540, 24492), (8792, 23790), (9420, 22204), (9516, 21980), (9577, 21840), (10205, 20496), (10248, 20410), (10920, 19154), (10990, 19032), (11102, 18840), (11895, 17584), (12246, 17080), (12560, 16653), (12688, 16485), (12810, 16328), (13188, 15860), (14287, 14640)]