15840360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{4889}}^1$

素因数の和:4912

約数の個数: 80

約数和(自身を含む): 53252100

約数和(自身を除く): 37411740

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, 4889, 9778, 14667, 19556, 24445, 29334, 39112, 44001, 48890, 58668, 73335, 88002, 97780, 117336, 132003, 146670, 176004, 195560, 220005, 264006, 293340, 352008, 396009, 440010, 528012, 586680, 660015, 792018, 880020, 1056024, 1320030, 1584036, 1760040, 1980045, 2640060, 3168072, 3960090, 5280120, 7920180, 15840360]

約数ペア:

[(1, 15840360), (2, 7920180), (3, 5280120), (4, 3960090), (5, 3168072), (6, 2640060), (8, 1980045), (9, 1760040), (10, 1584036), (12, 1320030), (15, 1056024), (18, 880020), (20, 792018), (24, 660015), (27, 586680), (30, 528012), (36, 440010), (40, 396009), (45, 352008), (54, 293340), (60, 264006), (72, 220005), (81, 195560), (90, 176004), (108, 146670), (120, 132003), (135, 117336), (162, 97780), (180, 88002), (216, 73335), (270, 58668), (324, 48890), (360, 44001), (405, 39112), (540, 29334), (648, 24445), (810, 19556), (1080, 14667), (1620, 9778), (3240, 4889)]