90713640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20431}}^1$

素因数の和:20482

約数の個数: 64

約数和(自身を含む): 279509760

約数和(自身を除く): 188796120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 20431, 40862, 61293, 81724, 102155, 122586, 163448, 204310, 245172, 306465, 408620, 490344, 612930, 755947, 817240, 1225860, 1511894, 2267841, 2451720, 3023788, 3779735, 4535682, 6047576, 7559470, 9071364, 11339205, 15118940, 18142728, 22678410, 30237880, 45356820, 90713640]

約数ペア:

[(1, 90713640), (2, 45356820), (3, 30237880), (4, 22678410), (5, 18142728), (6, 15118940), (8, 11339205), (10, 9071364), (12, 7559470), (15, 6047576), (20, 4535682), (24, 3779735), (30, 3023788), (37, 2451720), (40, 2267841), (60, 1511894), (74, 1225860), (111, 817240), (120, 755947), (148, 612930), (185, 490344), (222, 408620), (296, 306465), (370, 245172), (444, 204310), (555, 163448), (740, 122586), (888, 102155), (1110, 81724), (1480, 61293), (2220, 40862), (4440, 20431)]