231186840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2217

約数の個数: 128

約数和(自身を含む): 740966400

約数和(自身を除く): 509779560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1740, 1798, 1860, 2143, 2697, 3480, 3596, 3720, 4286, 4495, 5394, 6429, 7192, 8572, 8990, 10715, 10788, 12858, 13485, 17144, 17980, 21430, 21576, 25716, 26970, 32145, 35960, 42860, 51432, 53940, 62147, 64290, 66433, 85720, 107880, 124294, 128580, 132866, 186441, 199299, 248588, 257160, 265732, 310735, 332165, 372882, 398598, 497176, 531464, 621470, 664330, 745764, 797196, 932205, 996495, 1242940, 1328660, 1491528, 1594392, 1864410, 1926557, 1992990, 2485880, 2657320, 3728820, 3853114, 3985980, 5779671, 7457640, 7706228, 7971960, 9632785, 11559342, 15412456, 19265570, 23118684, 28898355, 38531140, 46237368, 57796710, 77062280, 115593420, 231186840]

約数ペア:

[(1, 231186840), (2, 115593420), (3, 77062280), (4, 57796710), (5, 46237368), (6, 38531140), (8, 28898355), (10, 23118684), (12, 19265570), (15, 15412456), (20, 11559342), (24, 9632785), (29, 7971960), (30, 7706228), (31, 7457640), (40, 5779671), (58, 3985980), (60, 3853114), (62, 3728820), (87, 2657320), (93, 2485880), (116, 1992990), (120, 1926557), (124, 1864410), (145, 1594392), (155, 1491528), (174, 1328660), (186, 1242940), (232, 996495), (248, 932205), (290, 797196), (310, 745764), (348, 664330), (372, 621470), (435, 531464), (465, 497176), (580, 398598), (620, 372882), (696, 332165), (744, 310735), (870, 265732), (899, 257160), (930, 248588), (1160, 199299), (1240, 186441), (1740, 132866), (1798, 128580), (1860, 124294), (2143, 107880), (2697, 85720), (3480, 66433), (3596, 64290), (3720, 62147), (4286, 53940), (4495, 51432), (5394, 42860), (6429, 35960), (7192, 32145), (8572, 26970), (8990, 25716), (10715, 21576), (10788, 21430), (12858, 17980), (13485, 17144)]