257175360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6869}}^1$

素因数の和:6905

約数の個数: 168

約数和(自身を含む): 952759080

約数和(自身を除く): 695583720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 6869, 7488, 9360, 12480, 13738, 18720, 20607, 27476, 34345, 37440, 41214, 54952, 61821, 68690, 82428, 89297, 103035, 109904, 123642, 137380, 164856, 178594, 206070, 219808, 247284, 267891, 274760, 309105, 329712, 357188, 412140, 439616, 446485, 494568, 535782, 549520, 618210, 659424, 714376, 803673, 824280, 892970, 989136, 1071564, 1099040, 1236420, 1318848, 1339455, 1428752, 1607346, 1648560, 1785940, 1978272, 2143128, 2198080, 2472840, 2678910, 2857504, 3214692, 3297120, 3571880, 3956544, 4018365, 4286256, 4945680, 5357820, 5715008, 6429384, 6594240, 7143760, 8036730, 8572512, 9891360, 10715640, 12858768, 14287520, 16073460, 17145024, 19782720, 21431280, 25717536, 28575040, 32146920, 42862560, 51435072, 64293840, 85725120, 128587680, 257175360]

約数ペア:

[(1, 257175360), (2, 128587680), (3, 85725120), (4, 64293840), (5, 51435072), (6, 42862560), (8, 32146920), (9, 28575040), (10, 25717536), (12, 21431280), (13, 19782720), (15, 17145024), (16, 16073460), (18, 14287520), (20, 12858768), (24, 10715640), (26, 9891360), (30, 8572512), (32, 8036730), (36, 7143760), (39, 6594240), (40, 6429384), (45, 5715008), (48, 5357820), (52, 4945680), (60, 4286256), (64, 4018365), (65, 3956544), (72, 3571880), (78, 3297120), (80, 3214692), (90, 2857504), (96, 2678910), (104, 2472840), (117, 2198080), (120, 2143128), (130, 1978272), (144, 1785940), (156, 1648560), (160, 1607346), (180, 1428752), (192, 1339455), (195, 1318848), (208, 1236420), (234, 1099040), (240, 1071564), (260, 989136), (288, 892970), (312, 824280), (320, 803673), (360, 714376), (390, 659424), (416, 618210), (468, 549520), (480, 535782), (520, 494568), (576, 446485), (585, 439616), (624, 412140), (720, 357188), (780, 329712), (832, 309105), (936, 274760), (960, 267891), (1040, 247284), (1170, 219808), (1248, 206070), (1440, 178594), (1560, 164856), (1872, 137380), (2080, 123642), (2340, 109904), (2496, 103035), (2880, 89297), (3120, 82428), (3744, 68690), (4160, 61821), (4680, 54952), (6240, 41214), (6869, 37440), (7488, 34345), (9360, 27476), (12480, 20607), (13738, 18720)]