461483280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{640949}}^1$

素因数の和:640968

約数の個数: 60

約数和(自身を含む): 1549817100

約数和(自身を除く): 1088333820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 640949, 1281898, 1922847, 2563796, 3204745, 3845694, 5127592, 5768541, 6409490, 7691388, 9614235, 10255184, 11537082, 12818980, 15382776, 19228470, 23074164, 25637960, 28842705, 30765552, 38456940, 46148328, 51275920, 57685410, 76913880, 92296656, 115370820, 153827760, 230741640, 461483280]

約数ペア:

[(1, 461483280), (2, 230741640), (3, 153827760), (4, 115370820), (5, 92296656), (6, 76913880), (8, 57685410), (9, 51275920), (10, 46148328), (12, 38456940), (15, 30765552), (16, 28842705), (18, 25637960), (20, 23074164), (24, 19228470), (30, 15382776), (36, 12818980), (40, 11537082), (45, 10255184), (48, 9614235), (60, 7691388), (72, 6409490), (80, 5768541), (90, 5127592), (120, 3845694), (144, 3204745), (180, 2563796), (240, 1922847), (360, 1281898), (720, 640949)]