128032740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64663}}^1$

素因数の和:64689

約数の個数: 72

約数和(自身を含む): 423678528

約数和(自身を除く): 295645788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 64663, 129326, 193989, 258652, 323315, 387978, 581967, 646630, 711293, 775956, 969945, 1163934, 1293260, 1422586, 1939890, 2133879, 2327868, 2845172, 2909835, 3556465, 3879780, 4267758, 5819670, 6401637, 7112930, 8535516, 10669395, 11639340, 12803274, 14225860, 21338790, 25606548, 32008185, 42677580, 64016370, 128032740]

約数ペア:

[(1, 128032740), (2, 64016370), (3, 42677580), (4, 32008185), (5, 25606548), (6, 21338790), (9, 14225860), (10, 12803274), (11, 11639340), (12, 10669395), (15, 8535516), (18, 7112930), (20, 6401637), (22, 5819670), (30, 4267758), (33, 3879780), (36, 3556465), (44, 2909835), (45, 2845172), (55, 2327868), (60, 2133879), (66, 1939890), (90, 1422586), (99, 1293260), (110, 1163934), (132, 969945), (165, 775956), (180, 711293), (198, 646630), (220, 581967), (330, 387978), (396, 323315), (495, 258652), (660, 193989), (990, 129326), (1980, 64663)]