209006640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{877}}^1$

素因数の和:1227

約数の個数: 120

約数和(自身を含む): 704837328

約数和(自身を除く): 495830688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 331, 360, 662, 720, 877, 993, 1324, 1655, 1754, 1986, 2631, 2648, 2979, 3310, 3508, 3972, 4385, 4965, 5262, 5296, 5958, 6620, 7016, 7893, 7944, 8770, 9930, 10524, 11916, 13155, 13240, 14032, 14895, 15786, 15888, 17540, 19860, 21048, 23832, 26310, 26480, 29790, 31572, 35080, 39465, 39720, 42096, 47664, 52620, 59580, 63144, 70160, 78930, 79440, 105240, 119160, 126288, 157860, 210480, 238320, 290287, 315720, 580574, 631440, 870861, 1161148, 1451435, 1741722, 2322296, 2612583, 2902870, 3483444, 4354305, 4644592, 5225166, 5805740, 6966888, 8708610, 10450332, 11611480, 13062915, 13933776, 17417220, 20900664, 23222960, 26125830, 34834440, 41801328, 52251660, 69668880, 104503320, 209006640]

約数ペア:

[(1, 209006640), (2, 104503320), (3, 69668880), (4, 52251660), (5, 41801328), (6, 34834440), (8, 26125830), (9, 23222960), (10, 20900664), (12, 17417220), (15, 13933776), (16, 13062915), (18, 11611480), (20, 10450332), (24, 8708610), (30, 6966888), (36, 5805740), (40, 5225166), (45, 4644592), (48, 4354305), (60, 3483444), (72, 2902870), (80, 2612583), (90, 2322296), (120, 1741722), (144, 1451435), (180, 1161148), (240, 870861), (331, 631440), (360, 580574), (662, 315720), (720, 290287), (877, 238320), (993, 210480), (1324, 157860), (1655, 126288), (1754, 119160), (1986, 105240), (2631, 79440), (2648, 78930), (2979, 70160), (3310, 63144), (3508, 59580), (3972, 52620), (4385, 47664), (4965, 42096), (5262, 39720), (5296, 39465), (5958, 35080), (6620, 31572), (7016, 29790), (7893, 26480), (7944, 26310), (8770, 23832), (9930, 21048), (10524, 19860), (11916, 17540), (13155, 15888), (13240, 15786), (14032, 14895)]