455248640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 288

約数和(自身を含む): 1412812800

約数和(自身を除く): 957564160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 124, 128, 140, 149, 154, 155, 160, 176, 217, 220, 224, 248, 256, 280, 298, 308, 310, 320, 341, 352, 385, 434, 440, 448, 496, 560, 596, 616, 620, 640, 682, 704, 745, 770, 868, 880, 896, 992, 1043, 1085, 1120, 1192, 1232, 1240, 1280, 1364, 1408, 1490, 1540, 1639, 1705, 1736, 1760, 1792, 1984, 2086, 2170, 2240, 2384, 2387, 2464, 2480, 2728, 2816, 2980, 3080, 3278, 3410, 3472, 3520, 3968, 4172, 4340, 4480, 4619, 4768, 4774, 4928, 4960, 5215, 5456, 5960, 6160, 6556, 6820, 6944, 7040, 7936, 8195, 8344, 8680, 8960, 9238, 9536, 9548, 9856, 9920, 10430, 10912, 11473, 11920, 11935, 12320, 13112, 13640, 13888, 14080, 16390, 16688, 17360, 18476, 19072, 19096, 19712, 19840, 20860, 21824, 22946, 23095, 23840, 23870, 24640, 26224, 27280, 27776, 32333, 32780, 33376, 34720, 36952, 38144, 38192, 39680, 41720, 43648, 45892, 46190, 47680, 47740, 49280, 50809, 52448, 54560, 55552, 57365, 64666, 65560, 66752, 69440, 73904, 76384, 83440, 87296, 91784, 92380, 95360, 95480, 98560, 101618, 104896, 109120, 114730, 129332, 131120, 133504, 138880, 147808, 152768, 161665, 166880, 183568, 184760, 190720, 190960, 203236, 209792, 218240, 229460, 254045, 258664, 262240, 267008, 277760, 295616, 305536, 323330, 333760, 355663, 367136, 369520, 381920, 406472, 419584, 436480, 458920, 508090, 517328, 524480, 591232, 611072, 646660, 667520, 711326, 734272, 739040, 763840, 812944, 917840, 1016180, 1034656, 1048960, 1182464, 1293320, 1335040, 1422652, 1468544, 1478080, 1527680, 1625888, 1778315, 1835680, 2032360, 2069312, 2097920, 2586640, 2845304, 2937088, 2956160, 3055360, 3251776, 3556630, 3671360, 4064720, 4138624, 5173280, 5690608, 5912320, 6503552, 7113260, 7342720, 8129440, 8277248, 10346560, 11381216, 13007104, 14226520, 14685440, 16258880, 20693120, 22762432, 28453040, 32517760, 41386240, 45524864, 56906080, 65035520, 91049728, 113812160, 227624320, 455248640]

約数ペア:

[(1, 455248640), (2, 227624320), (4, 113812160), (5, 91049728), (7, 65035520), (8, 56906080), (10, 45524864), (11, 41386240), (14, 32517760), (16, 28453040), (20, 22762432), (22, 20693120), (28, 16258880), (31, 14685440), (32, 14226520), (35, 13007104), (40, 11381216), (44, 10346560), (55, 8277248), (56, 8129440), (62, 7342720), (64, 7113260), (70, 6503552), (77, 5912320), (80, 5690608), (88, 5173280), (110, 4138624), (112, 4064720), (124, 3671360), (128, 3556630), (140, 3251776), (149, 3055360), (154, 2956160), (155, 2937088), (160, 2845304), (176, 2586640), (217, 2097920), (220, 2069312), (224, 2032360), (248, 1835680), (256, 1778315), (280, 1625888), (298, 1527680), (308, 1478080), (310, 1468544), (320, 1422652), (341, 1335040), (352, 1293320), (385, 1182464), (434, 1048960), (440, 1034656), (448, 1016180), (496, 917840), (560, 812944), (596, 763840), (616, 739040), (620, 734272), (640, 711326), (682, 667520), (704, 646660), (745, 611072), (770, 591232), (868, 524480), (880, 517328), (896, 508090), (992, 458920), (1043, 436480), (1085, 419584), (1120, 406472), (1192, 381920), (1232, 369520), (1240, 367136), (1280, 355663), (1364, 333760), (1408, 323330), (1490, 305536), (1540, 295616), (1639, 277760), (1705, 267008), (1736, 262240), (1760, 258664), (1792, 254045), (1984, 229460), (2086, 218240), (2170, 209792), (2240, 203236), (2384, 190960), (2387, 190720), (2464, 184760), (2480, 183568), (2728, 166880), (2816, 161665), (2980, 152768), (3080, 147808), (3278, 138880), (3410, 133504), (3472, 131120), (3520, 129332), (3968, 114730), (4172, 109120), (4340, 104896), (4480, 101618), (4619, 98560), (4768, 95480), (4774, 95360), (4928, 92380), (4960, 91784), (5215, 87296), (5456, 83440), (5960, 76384), (6160, 73904), (6556, 69440), (6820, 66752), (6944, 65560), (7040, 64666), (7936, 57365), (8195, 55552), (8344, 54560), (8680, 52448), (8960, 50809), (9238, 49280), (9536, 47740), (9548, 47680), (9856, 46190), (9920, 45892), (10430, 43648), (10912, 41720), (11473, 39680), (11920, 38192), (11935, 38144), (12320, 36952), (13112, 34720), (13640, 33376), (13888, 32780), (14080, 32333), (16390, 27776), (16688, 27280), (17360, 26224), (18476, 24640), (19072, 23870), (19096, 23840), (19712, 23095), (19840, 22946), (20860, 21824)]