90967440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19949}}^1$

素因数の和:19984

約数の個数: 80

約数和(自身を含む): 296856000

約数和(自身を除く): 205888560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 19949, 39898, 59847, 79796, 99745, 119694, 159592, 199490, 239388, 299235, 319184, 379031, 398980, 478776, 598470, 758062, 797960, 957552, 1137093, 1196940, 1516124, 1595920, 1895155, 2274186, 2393880, 3032248, 3790310, 4548372, 4787760, 5685465, 6064496, 7580620, 9096744, 11370930, 15161240, 18193488, 22741860, 30322480, 45483720, 90967440]

約数ペア:

[(1, 90967440), (2, 45483720), (3, 30322480), (4, 22741860), (5, 18193488), (6, 15161240), (8, 11370930), (10, 9096744), (12, 7580620), (15, 6064496), (16, 5685465), (19, 4787760), (20, 4548372), (24, 3790310), (30, 3032248), (38, 2393880), (40, 2274186), (48, 1895155), (57, 1595920), (60, 1516124), (76, 1196940), (80, 1137093), (95, 957552), (114, 797960), (120, 758062), (152, 598470), (190, 478776), (228, 398980), (240, 379031), (285, 319184), (304, 299235), (380, 239388), (456, 199490), (570, 159592), (760, 119694), (912, 99745), (1140, 79796), (1520, 59847), (2280, 39898), (4560, 19949)]