71880240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{299501}}^1$

素因数の和:299517

約数の個数: 40

約数和(自身を含む): 222829488

約数和(自身を除く): 150949248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 299501, 599002, 898503, 1198004, 1497505, 1797006, 2396008, 2995010, 3594012, 4492515, 4792016, 5990020, 7188024, 8985030, 11980040, 14376048, 17970060, 23960080, 35940120, 71880240]

約数ペア:

[(1, 71880240), (2, 35940120), (3, 23960080), (4, 17970060), (5, 14376048), (6, 11980040), (8, 8985030), (10, 7188024), (12, 5990020), (15, 4792016), (16, 4492515), (20, 3594012), (24, 2995010), (30, 2396008), (40, 1797006), (48, 1497505), (60, 1198004), (80, 898503), (120, 599002), (240, 299501)]