905646240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{628921}}^1$

素因数の和:628942

約数の個数: 72

約数和(自身を含む): 3090522708

約数和(自身を除く): 2184876468

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, 628921, 1257842, 1886763, 2515684, 3144605, 3773526, 5031368, 5660289, 6289210, 7547052, 9433815, 10062736, 11320578, 12578420, 15094104, 18867630, 20125472, 22641156, 25156840, 28301445, 30188208, 37735260, 45282312, 50313680, 56602890, 60376416, 75470520, 90564624, 100627360, 113205780, 150941040, 181129248, 226411560, 301882080, 452823120, 905646240]

約数ペア:

[(1, 905646240), (2, 452823120), (3, 301882080), (4, 226411560), (5, 181129248), (6, 150941040), (8, 113205780), (9, 100627360), (10, 90564624), (12, 75470520), (15, 60376416), (16, 56602890), (18, 50313680), (20, 45282312), (24, 37735260), (30, 30188208), (32, 28301445), (36, 25156840), (40, 22641156), (45, 20125472), (48, 18867630), (60, 15094104), (72, 12578420), (80, 11320578), (90, 10062736), (96, 9433815), (120, 7547052), (144, 6289210), (160, 5660289), (180, 5031368), (240, 3773526), (288, 3144605), (360, 2515684), (480, 1886763), (720, 1257842), (1440, 628921)]