380973375

素因数分解:

$3^4\times 5^3\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 80

約数和(自身を含む): 717590016

約数和(自身を除く): 336616641

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 191, 197, 225, 375, 405, 573, 591, 675, 955, 985, 1125, 1719, 1773, 2025, 2865, 2955, 3375, 4775, 4925, 5157, 5319, 8595, 8865, 10125, 14325, 14775, 15471, 15957, 23875, 24625, 25785, 26595, 37627, 42975, 44325, 71625, 73875, 77355, 79785, 112881, 128925, 132975, 188135, 214875, 221625, 338643, 386775, 398925, 564405, 644625, 664875, 940675, 1015929, 1693215, 1933875, 1994625, 2822025, 3047787, 4703375, 5079645, 8466075, 14110125, 15238935, 25398225, 42330375, 76194675, 126991125, 380973375]

約数ペア:

[(1, 380973375), (3, 126991125), (5, 76194675), (9, 42330375), (15, 25398225), (25, 15238935), (27, 14110125), (45, 8466075), (75, 5079645), (81, 4703375), (125, 3047787), (135, 2822025), (191, 1994625), (197, 1933875), (225, 1693215), (375, 1015929), (405, 940675), (573, 664875), (591, 644625), (675, 564405), (955, 398925), (985, 386775), (1125, 338643), (1719, 221625), (1773, 214875), (2025, 188135), (2865, 132975), (2955, 128925), (3375, 112881), (4775, 79785), (4925, 77355), (5157, 73875), (5319, 71625), (8595, 44325), (8865, 42975), (10125, 37627), (14325, 26595), (14775, 25785), (15471, 24625), (15957, 23875)]