249999120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{49603}}^1$

素因数の和:49629

約数の個数: 120

約数和(自身を含む): 959539776

約数和(自身を除く): 709540656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 49603, 99206, 148809, 198412, 248015, 297618, 347221, 396824, 446427, 496030, 595236, 694442, 744045, 793648, 892854, 992060, 1041663, 1190472, 1388884, 1488090, 1736105, 1785708, 1984120, 2083326, 2232135, 2380944, 2777768, 2976180, 3124989, 3472210, 3571416, 3968240, 4166652, 4464270, 5208315, 5555536, 5952360, 6249978, 6944420, 7142832, 8333304, 8928540, 10416630, 11904720, 12499956, 13888840, 15624945, 16666608, 17857080, 20833260, 24999912, 27777680, 31249890, 35714160, 41666520, 49999824, 62499780, 83333040, 124999560, 249999120]

約数ペア:

[(1, 249999120), (2, 124999560), (3, 83333040), (4, 62499780), (5, 49999824), (6, 41666520), (7, 35714160), (8, 31249890), (9, 27777680), (10, 24999912), (12, 20833260), (14, 17857080), (15, 16666608), (16, 15624945), (18, 13888840), (20, 12499956), (21, 11904720), (24, 10416630), (28, 8928540), (30, 8333304), (35, 7142832), (36, 6944420), (40, 6249978), (42, 5952360), (45, 5555536), (48, 5208315), (56, 4464270), (60, 4166652), (63, 3968240), (70, 3571416), (72, 3472210), (80, 3124989), (84, 2976180), (90, 2777768), (105, 2380944), (112, 2232135), (120, 2083326), (126, 1984120), (140, 1785708), (144, 1736105), (168, 1488090), (180, 1388884), (210, 1190472), (240, 1041663), (252, 992060), (280, 892854), (315, 793648), (336, 744045), (360, 694442), (420, 595236), (504, 496030), (560, 446427), (630, 396824), (720, 347221), (840, 297618), (1008, 248015), (1260, 198412), (1680, 148809), (2520, 99206), (5040, 49603)]