71428320

素因数分解:

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

素因数の和:49624

約数の個数: 72

約数和(自身を含む): 243754056

約数和(自身を除く): 172325736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 49603, 99206, 148809, 198412, 248015, 297618, 396824, 446427, 496030, 595236, 744045, 793648, 892854, 992060, 1190472, 1488090, 1587296, 1785708, 1984120, 2232135, 2380944, 2976180, 3571416, 3968240, 4464270, 4761888, 5952360, 7142832, 7936480, 8928540, 11904720, 14285664, 17857080, 23809440, 35714160, 71428320]

約数ペア:

[(1, 71428320), (2, 35714160), (3, 23809440), (4, 17857080), (5, 14285664), (6, 11904720), (8, 8928540), (9, 7936480), (10, 7142832), (12, 5952360), (15, 4761888), (16, 4464270), (18, 3968240), (20, 3571416), (24, 2976180), (30, 2380944), (32, 2232135), (36, 1984120), (40, 1785708), (45, 1587296), (48, 1488090), (60, 1190472), (72, 992060), (80, 892854), (90, 793648), (96, 744045), (120, 595236), (144, 496030), (160, 446427), (180, 396824), (240, 297618), (288, 248015), (360, 198412), (480, 148809), (720, 99206), (1440, 49603)]