997884160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{659}}^1$

素因数の和:713

約数の個数: 216

約数和(自身を含む): 2962491840

約数和(自身を除く): 1964607680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 169, 182, 208, 224, 256, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 640, 659, 676, 728, 832, 845, 896, 910, 1040, 1120, 1183, 1280, 1318, 1352, 1456, 1664, 1690, 1792, 1820, 2080, 2240, 2366, 2636, 2704, 2912, 3295, 3328, 3380, 3640, 4160, 4480, 4613, 4732, 5272, 5408, 5824, 5915, 6590, 6760, 7280, 8320, 8567, 8960, 9226, 9464, 10544, 10816, 11648, 11830, 13180, 13520, 14560, 16640, 17134, 18452, 18928, 21088, 21632, 23065, 23296, 23660, 26360, 27040, 29120, 34268, 36904, 37856, 42176, 42835, 43264, 46130, 47320, 52720, 54080, 58240, 59969, 68536, 73808, 75712, 84352, 85670, 92260, 94640, 105440, 108160, 111371, 116480, 119938, 137072, 147616, 151424, 168704, 171340, 184520, 189280, 210880, 216320, 222742, 239876, 274144, 295232, 299845, 302848, 342680, 369040, 378560, 421760, 445484, 479752, 548288, 556855, 590464, 599690, 685360, 738080, 757120, 779597, 843520, 890968, 959504, 1096576, 1113710, 1180928, 1199380, 1370720, 1476160, 1514240, 1559194, 1781936, 1919008, 2193152, 2227420, 2398760, 2741440, 2952320, 3118388, 3563872, 3838016, 3897985, 4454840, 4797520, 5482880, 5904640, 6236776, 7127744, 7676032, 7795970, 8909680, 9595040, 10965760, 12473552, 14255488, 15352064, 15591940, 17819360, 19190080, 24947104, 28510976, 31183880, 35638720, 38380160, 49894208, 62367760, 71277440, 76760320, 99788416, 124735520, 142554880, 199576832, 249471040, 498942080, 997884160]

約数ペア:

[(1, 997884160), (2, 498942080), (4, 249471040), (5, 199576832), (7, 142554880), (8, 124735520), (10, 99788416), (13, 76760320), (14, 71277440), (16, 62367760), (20, 49894208), (26, 38380160), (28, 35638720), (32, 31183880), (35, 28510976), (40, 24947104), (52, 19190080), (56, 17819360), (64, 15591940), (65, 15352064), (70, 14255488), (80, 12473552), (91, 10965760), (104, 9595040), (112, 8909680), (128, 7795970), (130, 7676032), (140, 7127744), (160, 6236776), (169, 5904640), (182, 5482880), (208, 4797520), (224, 4454840), (256, 3897985), (260, 3838016), (280, 3563872), (320, 3118388), (338, 2952320), (364, 2741440), (416, 2398760), (448, 2227420), (455, 2193152), (520, 1919008), (560, 1781936), (640, 1559194), (659, 1514240), (676, 1476160), (728, 1370720), (832, 1199380), (845, 1180928), (896, 1113710), (910, 1096576), (1040, 959504), (1120, 890968), (1183, 843520), (1280, 779597), (1318, 757120), (1352, 738080), (1456, 685360), (1664, 599690), (1690, 590464), (1792, 556855), (1820, 548288), (2080, 479752), (2240, 445484), (2366, 421760), (2636, 378560), (2704, 369040), (2912, 342680), (3295, 302848), (3328, 299845), (3380, 295232), (3640, 274144), (4160, 239876), (4480, 222742), (4613, 216320), (4732, 210880), (5272, 189280), (5408, 184520), (5824, 171340), (5915, 168704), (6590, 151424), (6760, 147616), (7280, 137072), (8320, 119938), (8567, 116480), (8960, 111371), (9226, 108160), (9464, 105440), (10544, 94640), (10816, 92260), (11648, 85670), (11830, 84352), (13180, 75712), (13520, 73808), (14560, 68536), (16640, 59969), (17134, 58240), (18452, 54080), (18928, 52720), (21088, 47320), (21632, 46130), (23065, 43264), (23296, 42835), (23660, 42176), (26360, 37856), (27040, 36904), (29120, 34268)]