981254520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39503}}^1$

素因数の和:39546

約数の個数: 128

約数和(自身を含む): 3413145600

約数和(自身を除く): 2431891080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8280, 12420, 24840, 39503, 79006, 118509, 158012, 197515, 237018, 316024, 355527, 395030, 474036, 592545, 711054, 790060, 908569, 948072, 1066581, 1185090, 1422108, 1580120, 1777635, 1817138, 2133162, 2370180, 2725707, 2844216, 3555270, 3634276, 4266324, 4542845, 4740360, 5332905, 5451414, 7110540, 7268552, 8177121, 8532648, 9085690, 10665810, 10902828, 13628535, 14221080, 16354242, 18171380, 21331620, 21805656, 24531363, 27257070, 32708484, 36342760, 40885605, 42663240, 49062726, 54514140, 65416968, 81771210, 98125452, 109028280, 122656815, 163542420, 196250904, 245313630, 327084840, 490627260, 981254520]

約数ペア:

[(1, 981254520), (2, 490627260), (3, 327084840), (4, 245313630), (5, 196250904), (6, 163542420), (8, 122656815), (9, 109028280), (10, 98125452), (12, 81771210), (15, 65416968), (18, 54514140), (20, 49062726), (23, 42663240), (24, 40885605), (27, 36342760), (30, 32708484), (36, 27257070), (40, 24531363), (45, 21805656), (46, 21331620), (54, 18171380), (60, 16354242), (69, 14221080), (72, 13628535), (90, 10902828), (92, 10665810), (108, 9085690), (115, 8532648), (120, 8177121), (135, 7268552), (138, 7110540), (180, 5451414), (184, 5332905), (207, 4740360), (216, 4542845), (230, 4266324), (270, 3634276), (276, 3555270), (345, 2844216), (360, 2725707), (414, 2370180), (460, 2133162), (540, 1817138), (552, 1777635), (621, 1580120), (690, 1422108), (828, 1185090), (920, 1066581), (1035, 948072), (1080, 908569), (1242, 790060), (1380, 711054), (1656, 592545), (2070, 474036), (2484, 395030), (2760, 355527), (3105, 316024), (4140, 237018), (4968, 197515), (6210, 158012), (8280, 118509), (12420, 79006), (24840, 39503)]