258971520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 256

約数和(自身を含む): 900864000

約数和(自身を除く): 641892480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 128, 152, 155, 160, 186, 190, 192, 228, 229, 240, 248, 285, 304, 310, 320, 372, 380, 384, 456, 458, 465, 480, 496, 570, 589, 608, 620, 640, 687, 744, 760, 912, 916, 930, 960, 992, 1140, 1145, 1178, 1216, 1240, 1374, 1488, 1520, 1767, 1824, 1832, 1860, 1920, 1984, 2280, 2290, 2356, 2432, 2480, 2748, 2945, 2976, 3040, 3435, 3534, 3648, 3664, 3720, 3968, 4351, 4560, 4580, 4712, 4960, 5496, 5890, 5952, 6080, 6870, 7068, 7099, 7296, 7328, 7440, 8702, 8835, 9120, 9160, 9424, 9920, 10992, 11780, 11904, 12160, 13053, 13740, 14136, 14198, 14656, 14880, 17404, 17670, 18240, 18320, 18848, 19840, 21297, 21755, 21984, 23560, 26106, 27480, 28272, 28396, 29312, 29760, 34808, 35340, 35495, 36480, 36640, 37696, 42594, 43510, 43968, 47120, 52212, 54960, 56544, 56792, 59520, 65265, 69616, 70680, 70990, 73280, 75392, 85188, 87020, 87936, 94240, 104424, 106485, 109920, 113088, 113584, 130530, 134881, 139232, 141360, 141980, 146560, 170376, 174040, 188480, 208848, 212970, 219840, 226176, 227168, 261060, 269762, 278464, 282720, 283960, 340752, 348080, 376960, 404643, 417696, 425940, 439680, 454336, 522120, 539524, 556928, 565440, 567920, 674405, 681504, 696160, 809286, 835392, 851880, 908672, 1044240, 1079048, 1130880, 1135840, 1348810, 1363008, 1392320, 1618572, 1670784, 1703760, 2023215, 2088480, 2158096, 2271680, 2697620, 2726016, 2784640, 3237144, 3407520, 4046430, 4176960, 4316192, 4543360, 5395240, 6474288, 6815040, 8092860, 8353920, 8632384, 10790480, 12948576, 13630080, 16185720, 17264768, 21580960, 25897152, 32371440, 43161920, 51794304, 64742880, 86323840, 129485760, 258971520]

約数ペア:

[(1, 258971520), (2, 129485760), (3, 86323840), (4, 64742880), (5, 51794304), (6, 43161920), (8, 32371440), (10, 25897152), (12, 21580960), (15, 17264768), (16, 16185720), (19, 13630080), (20, 12948576), (24, 10790480), (30, 8632384), (31, 8353920), (32, 8092860), (38, 6815040), (40, 6474288), (48, 5395240), (57, 4543360), (60, 4316192), (62, 4176960), (64, 4046430), (76, 3407520), (80, 3237144), (93, 2784640), (95, 2726016), (96, 2697620), (114, 2271680), (120, 2158096), (124, 2088480), (128, 2023215), (152, 1703760), (155, 1670784), (160, 1618572), (186, 1392320), (190, 1363008), (192, 1348810), (228, 1135840), (229, 1130880), (240, 1079048), (248, 1044240), (285, 908672), (304, 851880), (310, 835392), (320, 809286), (372, 696160), (380, 681504), (384, 674405), (456, 567920), (458, 565440), (465, 556928), (480, 539524), (496, 522120), (570, 454336), (589, 439680), (608, 425940), (620, 417696), (640, 404643), (687, 376960), (744, 348080), (760, 340752), (912, 283960), (916, 282720), (930, 278464), (960, 269762), (992, 261060), (1140, 227168), (1145, 226176), (1178, 219840), (1216, 212970), (1240, 208848), (1374, 188480), (1488, 174040), (1520, 170376), (1767, 146560), (1824, 141980), (1832, 141360), (1860, 139232), (1920, 134881), (1984, 130530), (2280, 113584), (2290, 113088), (2356, 109920), (2432, 106485), (2480, 104424), (2748, 94240), (2945, 87936), (2976, 87020), (3040, 85188), (3435, 75392), (3534, 73280), (3648, 70990), (3664, 70680), (3720, 69616), (3968, 65265), (4351, 59520), (4560, 56792), (4580, 56544), (4712, 54960), (4960, 52212), (5496, 47120), (5890, 43968), (5952, 43510), (6080, 42594), (6870, 37696), (7068, 36640), (7099, 36480), (7296, 35495), (7328, 35340), (7440, 34808), (8702, 29760), (8835, 29312), (9120, 28396), (9160, 28272), (9424, 27480), (9920, 26106), (10992, 23560), (11780, 21984), (11904, 21755), (12160, 21297), (13053, 19840), (13740, 18848), (14136, 18320), (14198, 18240), (14656, 17670), (14880, 17404)]