90116640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{62581}}^1$

素因数の和:62602

約数の個数: 72

約数和(自身を含む): 307527948

約数和(自身を除く): 217411308

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 62581, 125162, 187743, 250324, 312905, 375486, 500648, 563229, 625810, 750972, 938715, 1001296, 1126458, 1251620, 1501944, 1877430, 2002592, 2252916, 2503240, 2816145, 3003888, 3754860, 4505832, 5006480, 5632290, 6007776, 7509720, 9011664, 10012960, 11264580, 15019440, 18023328, 22529160, 30038880, 45058320, 90116640]

約数ペア:

[(1, 90116640), (2, 45058320), (3, 30038880), (4, 22529160), (5, 18023328), (6, 15019440), (8, 11264580), (9, 10012960), (10, 9011664), (12, 7509720), (15, 6007776), (16, 5632290), (18, 5006480), (20, 4505832), (24, 3754860), (30, 3003888), (32, 2816145), (36, 2503240), (40, 2252916), (45, 2002592), (48, 1877430), (60, 1501944), (72, 1251620), (80, 1126458), (90, 1001296), (96, 938715), (120, 750972), (144, 625810), (160, 563229), (180, 500648), (240, 375486), (288, 312905), (360, 250324), (480, 187743), (720, 125162), (1440, 62581)]