218330720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 545771520

約数和(自身を除く): 327440800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 79, 80, 92, 115, 158, 160, 184, 230, 316, 368, 395, 460, 632, 736, 751, 790, 920, 1264, 1502, 1580, 1817, 1840, 2528, 3004, 3160, 3634, 3680, 3755, 6008, 6320, 7268, 7510, 9085, 12016, 12640, 14536, 15020, 17273, 18170, 24032, 29072, 30040, 34546, 36340, 58144, 59329, 60080, 69092, 72680, 86365, 118658, 120160, 138184, 145360, 172730, 237316, 276368, 290720, 296645, 345460, 474632, 552736, 593290, 690920, 949264, 1186580, 1364567, 1381840, 1898528, 2373160, 2729134, 2763680, 4746320, 5458268, 6822835, 9492640, 10916536, 13645670, 21833072, 27291340, 43666144, 54582680, 109165360, 218330720]

約数ペア:

[(1, 218330720), (2, 109165360), (4, 54582680), (5, 43666144), (8, 27291340), (10, 21833072), (16, 13645670), (20, 10916536), (23, 9492640), (32, 6822835), (40, 5458268), (46, 4746320), (79, 2763680), (80, 2729134), (92, 2373160), (115, 1898528), (158, 1381840), (160, 1364567), (184, 1186580), (230, 949264), (316, 690920), (368, 593290), (395, 552736), (460, 474632), (632, 345460), (736, 296645), (751, 290720), (790, 276368), (920, 237316), (1264, 172730), (1502, 145360), (1580, 138184), (1817, 120160), (1840, 118658), (2528, 86365), (3004, 72680), (3160, 69092), (3634, 60080), (3680, 59329), (3755, 58144), (6008, 36340), (6320, 34546), (7268, 30040), (7510, 29072), (9085, 24032), (12016, 18170), (12640, 17273), (14536, 15020)]