180806640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:687

約数の個数: 160

約数和(自身を含む): 644530176

約数和(自身を除く): 463723536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 281, 336, 383, 420, 560, 562, 766, 840, 843, 1124, 1149, 1405, 1532, 1680, 1686, 1915, 1967, 2248, 2298, 2681, 2810, 3064, 3372, 3830, 3934, 4215, 4496, 4596, 5362, 5620, 5745, 5901, 6128, 6744, 7660, 7868, 8043, 8430, 9192, 9835, 10724, 11240, 11490, 11802, 13405, 13488, 15320, 15736, 16086, 16860, 18384, 19670, 21448, 22480, 22980, 23604, 26810, 29505, 30640, 31472, 32172, 33720, 39340, 40215, 42896, 45960, 47208, 53620, 59010, 64344, 67440, 78680, 80430, 91920, 94416, 107240, 107623, 118020, 128688, 157360, 160860, 214480, 215246, 236040, 321720, 322869, 430492, 472080, 538115, 643440, 645738, 753361, 860984, 1076230, 1291476, 1506722, 1614345, 1721968, 2152460, 2260083, 2582952, 3013444, 3228690, 3766805, 4304920, 4520166, 5165904, 6026888, 6457380, 7533610, 8609840, 9040332, 11300415, 12053776, 12914760, 15067220, 18080664, 22600830, 25829520, 30134440, 36161328, 45201660, 60268880, 90403320, 180806640]

約数ペア:

[(1, 180806640), (2, 90403320), (3, 60268880), (4, 45201660), (5, 36161328), (6, 30134440), (7, 25829520), (8, 22600830), (10, 18080664), (12, 15067220), (14, 12914760), (15, 12053776), (16, 11300415), (20, 9040332), (21, 8609840), (24, 7533610), (28, 6457380), (30, 6026888), (35, 5165904), (40, 4520166), (42, 4304920), (48, 3766805), (56, 3228690), (60, 3013444), (70, 2582952), (80, 2260083), (84, 2152460), (105, 1721968), (112, 1614345), (120, 1506722), (140, 1291476), (168, 1076230), (210, 860984), (240, 753361), (280, 645738), (281, 643440), (336, 538115), (383, 472080), (420, 430492), (560, 322869), (562, 321720), (766, 236040), (840, 215246), (843, 214480), (1124, 160860), (1149, 157360), (1405, 128688), (1532, 118020), (1680, 107623), (1686, 107240), (1915, 94416), (1967, 91920), (2248, 80430), (2298, 78680), (2681, 67440), (2810, 64344), (3064, 59010), (3372, 53620), (3830, 47208), (3934, 45960), (4215, 42896), (4496, 40215), (4596, 39340), (5362, 33720), (5620, 32172), (5745, 31472), (5901, 30640), (6128, 29505), (6744, 26810), (7660, 23604), (7868, 22980), (8043, 22480), (8430, 21448), (9192, 19670), (9835, 18384), (10724, 16860), (11240, 16086), (11490, 15736), (11802, 15320), (13405, 13488)]