420173280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{677}}^1$

素因数の和:1129

約数の個数: 144

約数和(自身を含む): 1439290944

約数和(自身を除く): 1019117664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 431, 480, 677, 720, 862, 1293, 1354, 1440, 1724, 2031, 2155, 2586, 2708, 3385, 3448, 3879, 4062, 4310, 5172, 5416, 6093, 6465, 6770, 6896, 7758, 8124, 8620, 10155, 10344, 10832, 12186, 12930, 13540, 13792, 15516, 16248, 17240, 19395, 20310, 20688, 21664, 24372, 25860, 27080, 30465, 31032, 32496, 34480, 38790, 40620, 41376, 48744, 51720, 54160, 60930, 62064, 64992, 68960, 77580, 81240, 97488, 103440, 108320, 121860, 124128, 155160, 162480, 194976, 206880, 243720, 291787, 310320, 324960, 487440, 583574, 620640, 875361, 974880, 1167148, 1458935, 1750722, 2334296, 2626083, 2917870, 3501444, 4376805, 4668592, 5252166, 5835740, 7002888, 8753610, 9337184, 10504332, 11671480, 13130415, 14005776, 17507220, 21008664, 23342960, 26260830, 28011552, 35014440, 42017328, 46685920, 52521660, 70028880, 84034656, 105043320, 140057760, 210086640, 420173280]

約数ペア:

[(1, 420173280), (2, 210086640), (3, 140057760), (4, 105043320), (5, 84034656), (6, 70028880), (8, 52521660), (9, 46685920), (10, 42017328), (12, 35014440), (15, 28011552), (16, 26260830), (18, 23342960), (20, 21008664), (24, 17507220), (30, 14005776), (32, 13130415), (36, 11671480), (40, 10504332), (45, 9337184), (48, 8753610), (60, 7002888), (72, 5835740), (80, 5252166), (90, 4668592), (96, 4376805), (120, 3501444), (144, 2917870), (160, 2626083), (180, 2334296), (240, 1750722), (288, 1458935), (360, 1167148), (431, 974880), (480, 875361), (677, 620640), (720, 583574), (862, 487440), (1293, 324960), (1354, 310320), (1440, 291787), (1724, 243720), (2031, 206880), (2155, 194976), (2586, 162480), (2708, 155160), (3385, 124128), (3448, 121860), (3879, 108320), (4062, 103440), (4310, 97488), (5172, 81240), (5416, 77580), (6093, 68960), (6465, 64992), (6770, 62064), (6896, 60930), (7758, 54160), (8124, 51720), (8620, 48744), (10155, 41376), (10344, 40620), (10832, 38790), (12186, 34480), (12930, 32496), (13540, 31032), (13792, 30465), (15516, 27080), (16248, 25860), (17240, 24372), (19395, 21664), (20310, 20688)]