190027980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1229}}^1$

素因数の和:2103

約数の個数: 72

約数和(自身を含む): 577558800

約数和(自身を除く): 387530820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 859, 1229, 1718, 2458, 2577, 3436, 3687, 4295, 4916, 5154, 6145, 7374, 7731, 8590, 10308, 11061, 12290, 12885, 14748, 15462, 17180, 18435, 22122, 24580, 25770, 30924, 36870, 38655, 44244, 51540, 55305, 73740, 77310, 110610, 154620, 221220, 1055711, 2111422, 3167133, 4222844, 5278555, 6334266, 9501399, 10557110, 12668532, 15835665, 19002798, 21114220, 31671330, 38005596, 47506995, 63342660, 95013990, 190027980]

約数ペア:

[(1, 190027980), (2, 95013990), (3, 63342660), (4, 47506995), (5, 38005596), (6, 31671330), (9, 21114220), (10, 19002798), (12, 15835665), (15, 12668532), (18, 10557110), (20, 9501399), (30, 6334266), (36, 5278555), (45, 4222844), (60, 3167133), (90, 2111422), (180, 1055711), (859, 221220), (1229, 154620), (1718, 110610), (2458, 77310), (2577, 73740), (3436, 55305), (3687, 51540), (4295, 44244), (4916, 38655), (5154, 36870), (6145, 30924), (7374, 25770), (7731, 24580), (8590, 22122), (10308, 18435), (11061, 17180), (12290, 15462), (12885, 14748)]