1220263440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{462221}}^1$

素因数の和:462248

約数の個数: 80

約数和(自身を含む): 4126718016

約数和(自身を除く): 2906454576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 462221, 924442, 1386663, 1848884, 2311105, 2773326, 3697768, 4622210, 5084431, 5546652, 6933315, 7395536, 9244420, 10168862, 11093304, 13866630, 15253293, 18488840, 20337724, 22186608, 25422155, 27733260, 30506586, 36977680, 40675448, 50844310, 55466520, 61013172, 76266465, 81350896, 101688620, 110933040, 122026344, 152532930, 203377240, 244052688, 305065860, 406754480, 610131720, 1220263440]

約数ペア:

[(1, 1220263440), (2, 610131720), (3, 406754480), (4, 305065860), (5, 244052688), (6, 203377240), (8, 152532930), (10, 122026344), (11, 110933040), (12, 101688620), (15, 81350896), (16, 76266465), (20, 61013172), (22, 55466520), (24, 50844310), (30, 40675448), (33, 36977680), (40, 30506586), (44, 27733260), (48, 25422155), (55, 22186608), (60, 20337724), (66, 18488840), (80, 15253293), (88, 13866630), (110, 11093304), (120, 10168862), (132, 9244420), (165, 7395536), (176, 6933315), (220, 5546652), (240, 5084431), (264, 4622210), (330, 3697768), (440, 2773326), (528, 2311105), (660, 1848884), (880, 1386663), (1320, 924442), (2640, 462221)]