207287080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 256

約数和(自身を含む): 650280960

約数和(自身を除く): 442993880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 31, 35, 40, 44, 52, 55, 56, 62, 65, 70, 77, 88, 91, 104, 110, 124, 130, 140, 143, 154, 155, 167, 182, 217, 220, 248, 260, 280, 286, 308, 310, 334, 341, 364, 385, 403, 434, 440, 455, 520, 572, 616, 620, 668, 682, 715, 728, 770, 806, 835, 868, 910, 1001, 1085, 1144, 1169, 1240, 1336, 1364, 1430, 1540, 1612, 1670, 1705, 1736, 1820, 1837, 2002, 2015, 2170, 2171, 2338, 2387, 2728, 2821, 2860, 3080, 3224, 3340, 3410, 3640, 3674, 4004, 4030, 4340, 4342, 4433, 4676, 4774, 5005, 5177, 5642, 5720, 5845, 6680, 6820, 7348, 8008, 8060, 8680, 8684, 8866, 9185, 9352, 9548, 10010, 10354, 10855, 11284, 11690, 11935, 12859, 13640, 14105, 14696, 15197, 16120, 17368, 17732, 18370, 19096, 20020, 20708, 21710, 22165, 22568, 23380, 23870, 23881, 25718, 25885, 28210, 30394, 31031, 35464, 36239, 36740, 40040, 41416, 43420, 44330, 46760, 47740, 47762, 51436, 51770, 56420, 56947, 60788, 62062, 64295, 67301, 72478, 73480, 75985, 86840, 88660, 95480, 95524, 102872, 103540, 112840, 113894, 119405, 121576, 124124, 128590, 134602, 144956, 151970, 155155, 167167, 177320, 181195, 191048, 207080, 227788, 238810, 248248, 257180, 269204, 284735, 289912, 303940, 310310, 334334, 336505, 362390, 398629, 455576, 471107, 477620, 514360, 538408, 569470, 607880, 620620, 668668, 673010, 724780, 740311, 797258, 835835, 942214, 955240, 1138940, 1241240, 1337336, 1346020, 1449560, 1480622, 1594516, 1671670, 1884428, 1993145, 2277880, 2355535, 2692040, 2961244, 3189032, 3343340, 3701555, 3768856, 3986290, 4711070, 5182177, 5922488, 6686680, 7403110, 7972580, 9422140, 10364354, 14806220, 15945160, 18844280, 20728708, 25910885, 29612440, 41457416, 51821770, 103643540, 207287080]

約数ペア:

[(1, 207287080), (2, 103643540), (4, 51821770), (5, 41457416), (7, 29612440), (8, 25910885), (10, 20728708), (11, 18844280), (13, 15945160), (14, 14806220), (20, 10364354), (22, 9422140), (26, 7972580), (28, 7403110), (31, 6686680), (35, 5922488), (40, 5182177), (44, 4711070), (52, 3986290), (55, 3768856), (56, 3701555), (62, 3343340), (65, 3189032), (70, 2961244), (77, 2692040), (88, 2355535), (91, 2277880), (104, 1993145), (110, 1884428), (124, 1671670), (130, 1594516), (140, 1480622), (143, 1449560), (154, 1346020), (155, 1337336), (167, 1241240), (182, 1138940), (217, 955240), (220, 942214), (248, 835835), (260, 797258), (280, 740311), (286, 724780), (308, 673010), (310, 668668), (334, 620620), (341, 607880), (364, 569470), (385, 538408), (403, 514360), (434, 477620), (440, 471107), (455, 455576), (520, 398629), (572, 362390), (616, 336505), (620, 334334), (668, 310310), (682, 303940), (715, 289912), (728, 284735), (770, 269204), (806, 257180), (835, 248248), (868, 238810), (910, 227788), (1001, 207080), (1085, 191048), (1144, 181195), (1169, 177320), (1240, 167167), (1336, 155155), (1364, 151970), (1430, 144956), (1540, 134602), (1612, 128590), (1670, 124124), (1705, 121576), (1736, 119405), (1820, 113894), (1837, 112840), (2002, 103540), (2015, 102872), (2170, 95524), (2171, 95480), (2338, 88660), (2387, 86840), (2728, 75985), (2821, 73480), (2860, 72478), (3080, 67301), (3224, 64295), (3340, 62062), (3410, 60788), (3640, 56947), (3674, 56420), (4004, 51770), (4030, 51436), (4340, 47762), (4342, 47740), (4433, 46760), (4676, 44330), (4774, 43420), (5005, 41416), (5177, 40040), (5642, 36740), (5720, 36239), (5845, 35464), (6680, 31031), (6820, 30394), (7348, 28210), (8008, 25885), (8060, 25718), (8680, 23881), (8684, 23870), (8866, 23380), (9185, 22568), (9352, 22165), (9548, 21710), (10010, 20708), (10354, 20020), (10855, 19096), (11284, 18370), (11690, 17732), (11935, 17368), (12859, 16120), (13640, 15197), (14105, 14696)]