400210707680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{176809}}^1$

素因数の和:176921

約数の個数: 192

約数和(自身を含む): 1129230305280

約数和(自身を除く): 729019597600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 47, 56, 70, 80, 86, 94, 112, 140, 160, 172, 188, 215, 224, 235, 280, 301, 329, 344, 376, 430, 470, 560, 602, 658, 688, 752, 860, 940, 1120, 1204, 1316, 1376, 1504, 1505, 1645, 1720, 1880, 2021, 2408, 2632, 3010, 3290, 3440, 3760, 4042, 4816, 5264, 6020, 6580, 6880, 7520, 8084, 9632, 10105, 10528, 12040, 13160, 14147, 16168, 20210, 24080, 26320, 28294, 32336, 40420, 48160, 52640, 56588, 64672, 70735, 80840, 113176, 141470, 161680, 176809, 226352, 282940, 323360, 353618, 452704, 565880, 707236, 884045, 1131760, 1237663, 1414472, 1768090, 2263520, 2475326, 2828944, 3536180, 4950652, 5657888, 6188315, 7072360, 7602787, 8310023, 9901304, 12376630, 14144720, 15205574, 16620046, 19802608, 24753260, 28289440, 30411148, 33240092, 38013935, 39605216, 41550115, 49506520, 53219509, 58170161, 60822296, 66480184, 76027870, 83100230, 99013040, 106439018, 116340322, 121644592, 132960368, 152055740, 166200460, 198026080, 212878036, 232680644, 243289184, 265920736, 266097545, 290850805, 304111480, 332400920, 357330989, 425756072, 465361288, 532195090, 581701610, 608222960, 664801840, 714661978, 851512144, 930722576, 1064390180, 1163403220, 1216445920, 1329603680, 1429323956, 1703024288, 1786654945, 1861445152, 2128780360, 2326806440, 2501316923, 2858647912, 3573309890, 4257560720, 4653612880, 5002633846, 5717295824, 7146619780, 8515121440, 9307225760, 10005267692, 11434591648, 12506584615, 14293239560, 20010535384, 25013169230, 28586479120, 40021070768, 50026338460, 57172958240, 80042141536, 100052676920, 200105353840, 400210707680]

約数ペア:

[(1, 400210707680), (2, 200105353840), (4, 100052676920), (5, 80042141536), (7, 57172958240), (8, 50026338460), (10, 40021070768), (14, 28586479120), (16, 25013169230), (20, 20010535384), (28, 14293239560), (32, 12506584615), (35, 11434591648), (40, 10005267692), (43, 9307225760), (47, 8515121440), (56, 7146619780), (70, 5717295824), (80, 5002633846), (86, 4653612880), (94, 4257560720), (112, 3573309890), (140, 2858647912), (160, 2501316923), (172, 2326806440), (188, 2128780360), (215, 1861445152), (224, 1786654945), (235, 1703024288), (280, 1429323956), (301, 1329603680), (329, 1216445920), (344, 1163403220), (376, 1064390180), (430, 930722576), (470, 851512144), (560, 714661978), (602, 664801840), (658, 608222960), (688, 581701610), (752, 532195090), (860, 465361288), (940, 425756072), (1120, 357330989), (1204, 332400920), (1316, 304111480), (1376, 290850805), (1504, 266097545), (1505, 265920736), (1645, 243289184), (1720, 232680644), (1880, 212878036), (2021, 198026080), (2408, 166200460), (2632, 152055740), (3010, 132960368), (3290, 121644592), (3440, 116340322), (3760, 106439018), (4042, 99013040), (4816, 83100230), (5264, 76027870), (6020, 66480184), (6580, 60822296), (6880, 58170161), (7520, 53219509), (8084, 49506520), (9632, 41550115), (10105, 39605216), (10528, 38013935), (12040, 33240092), (13160, 30411148), (14147, 28289440), (16168, 24753260), (20210, 19802608), (24080, 16620046), (26320, 15205574), (28294, 14144720), (32336, 12376630), (40420, 9901304), (48160, 8310023), (52640, 7602787), (56588, 7072360), (64672, 6188315), (70735, 5657888), (80840, 4950652), (113176, 3536180), (141470, 2828944), (161680, 2475326), (176809, 2263520), (226352, 1768090), (282940, 1414472), (323360, 1237663), (353618, 1131760), (452704, 884045), (565880, 707236)]