1331192880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{68477}}^1$

素因数の和:68505

約数の個数: 120

約数和(自身を含む): 4636234512

約数和(自身を除く): 3305041632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 68477, 136954, 205431, 273908, 342385, 410862, 547816, 616293, 684770, 821724, 1027155, 1095632, 1232586, 1369540, 1643448, 1848879, 2054310, 2465172, 2739080, 3081465, 3286896, 3697758, 4108620, 4930344, 5478160, 5546637, 6162930, 7395516, 8217240, 9244395, 9860688, 11093274, 12325860, 14791032, 16434480, 16639911, 18488790, 22186548, 24651720, 27733185, 29582064, 33279822, 36977580, 44373096, 49303440, 55466370, 66559644, 73955160, 83199555, 88746192, 110932740, 133119288, 147910320, 166399110, 221865480, 266238576, 332798220, 443730960, 665596440, 1331192880]

約数ペア:

[(1, 1331192880), (2, 665596440), (3, 443730960), (4, 332798220), (5, 266238576), (6, 221865480), (8, 166399110), (9, 147910320), (10, 133119288), (12, 110932740), (15, 88746192), (16, 83199555), (18, 73955160), (20, 66559644), (24, 55466370), (27, 49303440), (30, 44373096), (36, 36977580), (40, 33279822), (45, 29582064), (48, 27733185), (54, 24651720), (60, 22186548), (72, 18488790), (80, 16639911), (81, 16434480), (90, 14791032), (108, 12325860), (120, 11093274), (135, 9860688), (144, 9244395), (162, 8217240), (180, 7395516), (216, 6162930), (240, 5546637), (243, 5478160), (270, 4930344), (324, 4108620), (360, 3697758), (405, 3286896), (432, 3081465), (486, 2739080), (540, 2465172), (648, 2054310), (720, 1848879), (810, 1643448), (972, 1369540), (1080, 1232586), (1215, 1095632), (1296, 1027155), (1620, 821724), (1944, 684770), (2160, 616293), (2430, 547816), (3240, 410862), (3888, 342385), (4860, 273908), (6480, 205431), (9720, 136954), (19440, 68477)]