209280457880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1451}}^1\times {\mathrm{3511}}^1$

素因数の和:5065

約数の個数: 128

約数和(自身を含む): 514021939200

約数和(自身を除く): 304741481320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1451, 1580, 2054, 2902, 3160, 3511, 4108, 5135, 5804, 7022, 7255, 8216, 10270, 11608, 14044, 14510, 17555, 18863, 20540, 28088, 29020, 35110, 37726, 41080, 45643, 58040, 70220, 75452, 91286, 94315, 114629, 140440, 150904, 182572, 188630, 228215, 229258, 277369, 365144, 377260, 456430, 458516, 554738, 573145, 754520, 912860, 917032, 1109476, 1146290, 1386845, 1490177, 1825720, 2218952, 2292580, 2773690, 2980354, 3605797, 4585160, 5094461, 5547380, 5960708, 7211594, 7450885, 10188922, 11094760, 11921416, 14423188, 14901770, 18028985, 20377844, 25472305, 28846376, 29803540, 36057970, 40755688, 50944610, 59607080, 66227993, 72115940, 101889220, 132455986, 144231880, 203778440, 264911972, 331139965, 402462419, 529823944, 662279930, 804924838, 1324559860, 1609849676, 2012312095, 2649119720, 3219699352, 4024624190, 5232011447, 8049248380, 10464022894, 16098496760, 20928045788, 26160057235, 41856091576, 52320114470, 104640228940, 209280457880]

約数ペア:

[(1, 209280457880), (2, 104640228940), (4, 52320114470), (5, 41856091576), (8, 26160057235), (10, 20928045788), (13, 16098496760), (20, 10464022894), (26, 8049248380), (40, 5232011447), (52, 4024624190), (65, 3219699352), (79, 2649119720), (104, 2012312095), (130, 1609849676), (158, 1324559860), (260, 804924838), (316, 662279930), (395, 529823944), (520, 402462419), (632, 331139965), (790, 264911972), (1027, 203778440), (1451, 144231880), (1580, 132455986), (2054, 101889220), (2902, 72115940), (3160, 66227993), (3511, 59607080), (4108, 50944610), (5135, 40755688), (5804, 36057970), (7022, 29803540), (7255, 28846376), (8216, 25472305), (10270, 20377844), (11608, 18028985), (14044, 14901770), (14510, 14423188), (17555, 11921416), (18863, 11094760), (20540, 10188922), (28088, 7450885), (29020, 7211594), (35110, 5960708), (37726, 5547380), (41080, 5094461), (45643, 4585160), (58040, 3605797), (70220, 2980354), (75452, 2773690), (91286, 2292580), (94315, 2218952), (114629, 1825720), (140440, 1490177), (150904, 1386845), (182572, 1146290), (188630, 1109476), (228215, 917032), (229258, 912860), (277369, 754520), (365144, 573145), (377260, 554738), (456430, 458516)]