265381920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20477}}^1$

素因数の和:20504

約数の個数: 120

約数和(自身を含む): 936622764

約数和(自身を除く): 671240844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20477, 40954, 61431, 81908, 102385, 122862, 163816, 184293, 204770, 245724, 307155, 327632, 368586, 409540, 491448, 552879, 614310, 655264, 737172, 819080, 921465, 982896, 1105758, 1228620, 1474344, 1638160, 1658637, 1842930, 1965792, 2211516, 2457240, 2764395, 2948688, 3276320, 3317274, 3685860, 4423032, 4914480, 5528790, 5897376, 6634548, 7371720, 8293185, 8846064, 9828960, 11057580, 13269096, 14743440, 16586370, 17692128, 22115160, 26538192, 29486880, 33172740, 44230320, 53076384, 66345480, 88460640, 132690960, 265381920]

約数ペア:

[(1, 265381920), (2, 132690960), (3, 88460640), (4, 66345480), (5, 53076384), (6, 44230320), (8, 33172740), (9, 29486880), (10, 26538192), (12, 22115160), (15, 17692128), (16, 16586370), (18, 14743440), (20, 13269096), (24, 11057580), (27, 9828960), (30, 8846064), (32, 8293185), (36, 7371720), (40, 6634548), (45, 5897376), (48, 5528790), (54, 4914480), (60, 4423032), (72, 3685860), (80, 3317274), (81, 3276320), (90, 2948688), (96, 2764395), (108, 2457240), (120, 2211516), (135, 1965792), (144, 1842930), (160, 1658637), (162, 1638160), (180, 1474344), (216, 1228620), (240, 1105758), (270, 982896), (288, 921465), (324, 819080), (360, 737172), (405, 655264), (432, 614310), (480, 552879), (540, 491448), (648, 409540), (720, 368586), (810, 327632), (864, 307155), (1080, 245724), (1296, 204770), (1440, 184293), (1620, 163816), (2160, 122862), (2592, 102385), (3240, 81908), (4320, 61431), (6480, 40954), (12960, 20477)]