28170180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17389}}^1$

素因数の和:17410

約数の個数: 60

約数和(自身を含む): 88375980

約数和(自身を除く): 60205800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17389, 34778, 52167, 69556, 86945, 104334, 156501, 173890, 208668, 260835, 313002, 347780, 469503, 521670, 626004, 782505, 939006, 1043340, 1408509, 1565010, 1878012, 2347515, 2817018, 3130020, 4695030, 5634036, 7042545, 9390060, 14085090, 28170180]

約数ペア:

[(1, 28170180), (2, 14085090), (3, 9390060), (4, 7042545), (5, 5634036), (6, 4695030), (9, 3130020), (10, 2817018), (12, 2347515), (15, 1878012), (18, 1565010), (20, 1408509), (27, 1043340), (30, 939006), (36, 782505), (45, 626004), (54, 521670), (60, 469503), (81, 347780), (90, 313002), (108, 260835), (135, 208668), (162, 173890), (180, 156501), (270, 104334), (324, 86945), (405, 69556), (540, 52167), (810, 34778), (1620, 17389)]