18412240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 160

約数和(自身を含む): 55353600

約数和(自身を除く): 36941360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 61, 70, 77, 80, 88, 98, 110, 112, 122, 140, 154, 176, 196, 220, 244, 245, 280, 305, 308, 343, 385, 392, 427, 440, 488, 490, 539, 560, 610, 616, 671, 686, 770, 784, 854, 880, 976, 980, 1078, 1220, 1232, 1342, 1372, 1540, 1708, 1715, 1960, 2135, 2156, 2440, 2684, 2695, 2744, 2989, 3080, 3355, 3416, 3430, 3773, 3920, 4270, 4312, 4697, 4880, 5368, 5390, 5488, 5978, 6160, 6710, 6832, 6860, 7546, 8540, 8624, 9394, 10736, 10780, 11956, 13420, 13720, 14945, 15092, 17080, 18788, 18865, 20923, 21560, 23485, 23912, 26840, 27440, 29890, 30184, 32879, 34160, 37576, 37730, 41846, 43120, 46970, 47824, 53680, 59780, 60368, 65758, 75152, 75460, 83692, 93940, 104615, 119560, 131516, 150920, 164395, 167384, 187880, 209230, 230153, 239120, 263032, 301840, 328790, 334768, 375760, 418460, 460306, 526064, 657580, 836920, 920612, 1150765, 1315160, 1673840, 1841224, 2301530, 2630320, 3682448, 4603060, 9206120, 18412240]

約数ペア:

[(1, 18412240), (2, 9206120), (4, 4603060), (5, 3682448), (7, 2630320), (8, 2301530), (10, 1841224), (11, 1673840), (14, 1315160), (16, 1150765), (20, 920612), (22, 836920), (28, 657580), (35, 526064), (40, 460306), (44, 418460), (49, 375760), (55, 334768), (56, 328790), (61, 301840), (70, 263032), (77, 239120), (80, 230153), (88, 209230), (98, 187880), (110, 167384), (112, 164395), (122, 150920), (140, 131516), (154, 119560), (176, 104615), (196, 93940), (220, 83692), (244, 75460), (245, 75152), (280, 65758), (305, 60368), (308, 59780), (343, 53680), (385, 47824), (392, 46970), (427, 43120), (440, 41846), (488, 37730), (490, 37576), (539, 34160), (560, 32879), (610, 30184), (616, 29890), (671, 27440), (686, 26840), (770, 23912), (784, 23485), (854, 21560), (880, 20923), (976, 18865), (980, 18788), (1078, 17080), (1220, 15092), (1232, 14945), (1342, 13720), (1372, 13420), (1540, 11956), (1708, 10780), (1715, 10736), (1960, 9394), (2135, 8624), (2156, 8540), (2440, 7546), (2684, 6860), (2695, 6832), (2744, 6710), (2989, 6160), (3080, 5978), (3355, 5488), (3416, 5390), (3430, 5368), (3773, 4880), (3920, 4697), (4270, 4312)]