254520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 954720

約数和(自身を除く): 700200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 101, 105, 120, 126, 140, 168, 180, 202, 210, 252, 280, 303, 315, 360, 404, 420, 504, 505, 606, 630, 707, 808, 840, 909, 1010, 1212, 1260, 1414, 1515, 1818, 2020, 2121, 2424, 2520, 2828, 3030, 3535, 3636, 4040, 4242, 4545, 5656, 6060, 6363, 7070, 7272, 8484, 9090, 10605, 12120, 12726, 14140, 16968, 18180, 21210, 25452, 28280, 31815, 36360, 42420, 50904, 63630, 84840, 127260, 254520]

約数ペア:

[(1, 254520), (2, 127260), (3, 84840), (4, 63630), (5, 50904), (6, 42420), (7, 36360), (8, 31815), (9, 28280), (10, 25452), (12, 21210), (14, 18180), (15, 16968), (18, 14140), (20, 12726), (21, 12120), (24, 10605), (28, 9090), (30, 8484), (35, 7272), (36, 7070), (40, 6363), (42, 6060), (45, 5656), (56, 4545), (60, 4242), (63, 4040), (70, 3636), (72, 3535), (84, 3030), (90, 2828), (101, 2520), (105, 2424), (120, 2121), (126, 2020), (140, 1818), (168, 1515), (180, 1414), (202, 1260), (210, 1212), (252, 1010), (280, 909), (303, 840), (315, 808), (360, 707), (404, 630), (420, 606), (504, 505)]