2688204680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 192

約数和(自身を含む): 7335982080

約数和(自身を除く): 4647777400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 151, 155, 196, 217, 245, 248, 280, 293, 302, 310, 392, 434, 490, 586, 604, 620, 755, 868, 980, 1057, 1085, 1172, 1208, 1240, 1465, 1510, 1519, 1736, 1960, 2051, 2114, 2170, 2344, 2930, 3020, 3038, 4102, 4228, 4340, 4681, 5285, 5860, 6040, 6076, 7399, 7595, 8204, 8456, 8680, 9083, 9362, 10255, 10570, 11720, 12152, 14357, 14798, 15190, 16408, 18166, 18724, 20510, 21140, 23405, 28714, 29596, 30380, 32767, 36332, 36995, 37448, 41020, 42280, 44243, 45415, 46810, 57428, 59192, 60760, 63581, 65534, 71785, 72664, 73990, 82040, 88486, 90830, 93620, 114856, 127162, 131068, 143570, 147980, 163835, 176972, 181660, 187240, 221215, 229369, 254324, 262136, 287140, 295960, 309701, 317905, 327670, 353944, 363320, 442430, 445067, 458738, 508648, 574280, 619402, 635810, 655340, 884860, 890134, 917476, 1146845, 1238804, 1271620, 1310680, 1371533, 1548505, 1769720, 1780268, 1834952, 2167907, 2225335, 2293690, 2477608, 2543240, 2743066, 3097010, 3560536, 4335814, 4450670, 4587380, 5486132, 6194020, 6857665, 8671628, 8901340, 9174760, 9600731, 10839535, 10972264, 12388040, 13715330, 17343256, 17802680, 19201462, 21679070, 27430660, 38402924, 43358140, 48003655, 54861320, 67205117, 76805848, 86716280, 96007310, 134410234, 192014620, 268820468, 336025585, 384029240, 537640936, 672051170, 1344102340, 2688204680]

約数ペア:

[(1, 2688204680), (2, 1344102340), (4, 672051170), (5, 537640936), (7, 384029240), (8, 336025585), (10, 268820468), (14, 192014620), (20, 134410234), (28, 96007310), (31, 86716280), (35, 76805848), (40, 67205117), (49, 54861320), (56, 48003655), (62, 43358140), (70, 38402924), (98, 27430660), (124, 21679070), (140, 19201462), (151, 17802680), (155, 17343256), (196, 13715330), (217, 12388040), (245, 10972264), (248, 10839535), (280, 9600731), (293, 9174760), (302, 8901340), (310, 8671628), (392, 6857665), (434, 6194020), (490, 5486132), (586, 4587380), (604, 4450670), (620, 4335814), (755, 3560536), (868, 3097010), (980, 2743066), (1057, 2543240), (1085, 2477608), (1172, 2293690), (1208, 2225335), (1240, 2167907), (1465, 1834952), (1510, 1780268), (1519, 1769720), (1736, 1548505), (1960, 1371533), (2051, 1310680), (2114, 1271620), (2170, 1238804), (2344, 1146845), (2930, 917476), (3020, 890134), (3038, 884860), (4102, 655340), (4228, 635810), (4340, 619402), (4681, 574280), (5285, 508648), (5860, 458738), (6040, 445067), (6076, 442430), (7399, 363320), (7595, 353944), (8204, 327670), (8456, 317905), (8680, 309701), (9083, 295960), (9362, 287140), (10255, 262136), (10570, 254324), (11720, 229369), (12152, 221215), (14357, 187240), (14798, 181660), (15190, 176972), (16408, 163835), (18166, 147980), (18724, 143570), (20510, 131068), (21140, 127162), (23405, 114856), (28714, 93620), (29596, 90830), (30380, 88486), (32767, 82040), (36332, 73990), (36995, 72664), (37448, 71785), (41020, 65534), (42280, 63581), (44243, 60760), (45415, 59192), (46810, 57428)]