245453040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1628

約数の個数: 240

約数和(自身を含む): 973080576

約数和(自身を除く): 727627536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1571, 1680, 1736, 1860, 1953, 2170, 2232, 2480, 2520, 2604, 2790, 3142, 3255, 3472, 3720, 3906, 4340, 4464, 4713, 5040, 5208, 5580, 6284, 6510, 7440, 7812, 7855, 8680, 9426, 9765, 10416, 10997, 11160, 12568, 13020, 14139, 15624, 15710, 17360, 18852, 19530, 21994, 22320, 23565, 25136, 26040, 28278, 31248, 31420, 32991, 37704, 39060, 43988, 47130, 48701, 52080, 54985, 56556, 62840, 65982, 70695, 75408, 78120, 87976, 94260, 97402, 98973, 109970, 113112, 125680, 131964, 141390, 146103, 156240, 164955, 175952, 188520, 194804, 197946, 219940, 226224, 243505, 263928, 282780, 292206, 329910, 340907, 377040, 389608, 395892, 438309, 439880, 487010, 494865, 527856, 565560, 584412, 659820, 681814, 730515, 779216, 791784, 876618, 879760, 974020, 989730, 1022721, 1131120, 1168824, 1319640, 1363628, 1461030, 1583568, 1704535, 1753236, 1948040, 1979460, 2045442, 2191545, 2337648, 2639280, 2727256, 2922060, 3068163, 3409070, 3506472, 3896080, 3958920, 4090884, 4383090, 5113605, 5454512, 5844120, 6136326, 6818140, 7012944, 7917840, 8181768, 8766180, 10227210, 11688240, 12272652, 13636280, 15340815, 16363536, 17532360, 20454420, 24545304, 27272560, 30681630, 35064720, 40908840, 49090608, 61363260, 81817680, 122726520, 245453040]

約数ペア:

[(1, 245453040), (2, 122726520), (3, 81817680), (4, 61363260), (5, 49090608), (6, 40908840), (7, 35064720), (8, 30681630), (9, 27272560), (10, 24545304), (12, 20454420), (14, 17532360), (15, 16363536), (16, 15340815), (18, 13636280), (20, 12272652), (21, 11688240), (24, 10227210), (28, 8766180), (30, 8181768), (31, 7917840), (35, 7012944), (36, 6818140), (40, 6136326), (42, 5844120), (45, 5454512), (48, 5113605), (56, 4383090), (60, 4090884), (62, 3958920), (63, 3896080), (70, 3506472), (72, 3409070), (80, 3068163), (84, 2922060), (90, 2727256), (93, 2639280), (105, 2337648), (112, 2191545), (120, 2045442), (124, 1979460), (126, 1948040), (140, 1753236), (144, 1704535), (155, 1583568), (168, 1461030), (180, 1363628), (186, 1319640), (210, 1168824), (217, 1131120), (240, 1022721), (248, 989730), (252, 974020), (279, 879760), (280, 876618), (310, 791784), (315, 779216), (336, 730515), (360, 681814), (372, 659820), (420, 584412), (434, 565560), (465, 527856), (496, 494865), (504, 487010), (558, 439880), (560, 438309), (620, 395892), (630, 389608), (651, 377040), (720, 340907), (744, 329910), (840, 292206), (868, 282780), (930, 263928), (1008, 243505), (1085, 226224), (1116, 219940), (1240, 197946), (1260, 194804), (1302, 188520), (1395, 175952), (1488, 164955), (1571, 156240), (1680, 146103), (1736, 141390), (1860, 131964), (1953, 125680), (2170, 113112), (2232, 109970), (2480, 98973), (2520, 97402), (2604, 94260), (2790, 87976), (3142, 78120), (3255, 75408), (3472, 70695), (3720, 65982), (3906, 62840), (4340, 56556), (4464, 54985), (4713, 52080), (5040, 48701), (5208, 47130), (5580, 43988), (6284, 39060), (6510, 37704), (7440, 32991), (7812, 31420), (7855, 31248), (8680, 28278), (9426, 26040), (9765, 25136), (10416, 23565), (10997, 22320), (11160, 21994), (12568, 19530), (13020, 18852), (14139, 17360), (15624, 15710)]