2102400360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{648889}}^1$

素因数の和:648912

約数の個数: 80

約数和(自身を含む): 7066412100

約数和(自身を除く): 4964011740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 648889, 1297778, 1946667, 2595556, 3244445, 3893334, 5191112, 5840001, 6488890, 7786668, 9733335, 11680002, 12977780, 15573336, 17520003, 19466670, 23360004, 25955560, 29200005, 35040006, 38933340, 46720008, 52560009, 58400010, 70080012, 77866680, 87600015, 105120018, 116800020, 140160024, 175200030, 210240036, 233600040, 262800045, 350400060, 420480072, 525600090, 700800120, 1051200180, 2102400360]

約数ペア:

[(1, 2102400360), (2, 1051200180), (3, 700800120), (4, 525600090), (5, 420480072), (6, 350400060), (8, 262800045), (9, 233600040), (10, 210240036), (12, 175200030), (15, 140160024), (18, 116800020), (20, 105120018), (24, 87600015), (27, 77866680), (30, 70080012), (36, 58400010), (40, 52560009), (45, 46720008), (54, 38933340), (60, 35040006), (72, 29200005), (81, 25955560), (90, 23360004), (108, 19466670), (120, 17520003), (135, 15573336), (162, 12977780), (180, 11680002), (216, 9733335), (270, 7786668), (324, 6488890), (360, 5840001), (405, 5191112), (540, 3893334), (648, 3244445), (810, 2595556), (1080, 1946667), (1620, 1297778), (3240, 648889)]