640327968

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 288

約数和(自身を含む): 2230300800

約数和(自身を除く): 1589972832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 73, 76, 84, 96, 112, 114, 126, 133, 144, 146, 152, 168, 171, 219, 224, 228, 229, 252, 266, 288, 292, 304, 336, 342, 399, 438, 456, 458, 504, 511, 532, 584, 608, 657, 672, 684, 687, 798, 876, 912, 916, 1008, 1022, 1064, 1168, 1197, 1314, 1368, 1374, 1387, 1533, 1596, 1603, 1752, 1824, 1832, 2016, 2044, 2061, 2128, 2336, 2394, 2628, 2736, 2748, 2774, 3066, 3192, 3206, 3504, 3664, 4088, 4122, 4161, 4256, 4351, 4599, 4788, 4809, 5256, 5472, 5496, 5548, 6132, 6384, 6412, 7008, 7328, 8176, 8244, 8322, 8702, 9198, 9576, 9618, 9709, 10512, 10992, 11096, 12264, 12483, 12768, 12824, 13053, 14427, 16352, 16488, 16644, 16717, 17404, 18396, 19152, 19236, 19418, 21024, 21984, 22192, 24528, 24966, 25648, 26106, 28854, 29127, 30457, 32976, 33288, 33434, 34808, 36792, 38304, 38472, 38836, 39159, 44384, 49056, 49932, 50151, 51296, 52212, 57708, 58254, 60914, 65952, 66576, 66868, 69616, 73584, 76944, 77672, 78318, 87381, 91371, 99864, 100302, 104424, 115416, 116508, 117019, 121828, 133152, 133736, 139232, 147168, 150453, 153888, 155344, 156636, 174762, 182742, 199728, 200604, 208848, 230832, 233016, 234038, 243656, 267472, 274113, 300906, 310688, 313272, 317623, 349524, 351057, 365484, 399456, 401208, 417696, 461664, 466032, 468076, 487312, 534944, 548226, 601812, 626544, 635246, 699048, 702114, 730968, 802416, 932064, 936152, 952869, 974624, 1053171, 1096452, 1203624, 1253088, 1270492, 1398096, 1404228, 1461936, 1604832, 1872304, 1905738, 2106342, 2192904, 2223361, 2407248, 2540984, 2796192, 2808456, 2858607, 2923872, 3744608, 3811476, 4212684, 4385808, 4446722, 4814496, 5081968, 5616912, 5717214, 6670083, 7622952, 8425368, 8771616, 8893444, 10163936, 11233824, 11434428, 13340166, 15245904, 16850736, 17786888, 20010249, 22868856, 26680332, 30491808, 33701472, 35573776, 40020498, 45737712, 53360664, 71147552, 80040996, 91475424, 106721328, 160081992, 213442656, 320163984, 640327968]

約数ペア:

[(1, 640327968), (2, 320163984), (3, 213442656), (4, 160081992), (6, 106721328), (7, 91475424), (8, 80040996), (9, 71147552), (12, 53360664), (14, 45737712), (16, 40020498), (18, 35573776), (19, 33701472), (21, 30491808), (24, 26680332), (28, 22868856), (32, 20010249), (36, 17786888), (38, 16850736), (42, 15245904), (48, 13340166), (56, 11434428), (57, 11233824), (63, 10163936), (72, 8893444), (73, 8771616), (76, 8425368), (84, 7622952), (96, 6670083), (112, 5717214), (114, 5616912), (126, 5081968), (133, 4814496), (144, 4446722), (146, 4385808), (152, 4212684), (168, 3811476), (171, 3744608), (219, 2923872), (224, 2858607), (228, 2808456), (229, 2796192), (252, 2540984), (266, 2407248), (288, 2223361), (292, 2192904), (304, 2106342), (336, 1905738), (342, 1872304), (399, 1604832), (438, 1461936), (456, 1404228), (458, 1398096), (504, 1270492), (511, 1253088), (532, 1203624), (584, 1096452), (608, 1053171), (657, 974624), (672, 952869), (684, 936152), (687, 932064), (798, 802416), (876, 730968), (912, 702114), (916, 699048), (1008, 635246), (1022, 626544), (1064, 601812), (1168, 548226), (1197, 534944), (1314, 487312), (1368, 468076), (1374, 466032), (1387, 461664), (1533, 417696), (1596, 401208), (1603, 399456), (1752, 365484), (1824, 351057), (1832, 349524), (2016, 317623), (2044, 313272), (2061, 310688), (2128, 300906), (2336, 274113), (2394, 267472), (2628, 243656), (2736, 234038), (2748, 233016), (2774, 230832), (3066, 208848), (3192, 200604), (3206, 199728), (3504, 182742), (3664, 174762), (4088, 156636), (4122, 155344), (4161, 153888), (4256, 150453), (4351, 147168), (4599, 139232), (4788, 133736), (4809, 133152), (5256, 121828), (5472, 117019), (5496, 116508), (5548, 115416), (6132, 104424), (6384, 100302), (6412, 99864), (7008, 91371), (7328, 87381), (8176, 78318), (8244, 77672), (8322, 76944), (8702, 73584), (9198, 69616), (9576, 66868), (9618, 66576), (9709, 65952), (10512, 60914), (10992, 58254), (11096, 57708), (12264, 52212), (12483, 51296), (12768, 50151), (12824, 49932), (13053, 49056), (14427, 44384), (16352, 39159), (16488, 38836), (16644, 38472), (16717, 38304), (17404, 36792), (18396, 34808), (19152, 33434), (19236, 33288), (19418, 32976), (21024, 30457), (21984, 29127), (22192, 28854), (24528, 26106), (24966, 25648)]