73039720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 191600640

約数和(自身を除く): 118560920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 92, 104, 115, 124, 130, 155, 184, 197, 230, 248, 260, 299, 310, 394, 403, 460, 520, 598, 620, 713, 788, 806, 920, 985, 1196, 1240, 1426, 1495, 1576, 1612, 1970, 2015, 2392, 2561, 2852, 2990, 3224, 3565, 3940, 4030, 4531, 5122, 5704, 5980, 6107, 7130, 7880, 8060, 9062, 9269, 10244, 11960, 12214, 12805, 14260, 16120, 18124, 18538, 20488, 22655, 24428, 25610, 28520, 30535, 36248, 37076, 45310, 46345, 48856, 51220, 58903, 61070, 74152, 79391, 90620, 92690, 102440, 117806, 122140, 140461, 158782, 181240, 185380, 235612, 244280, 280922, 294515, 317564, 370760, 396955, 471224, 561844, 589030, 635128, 702305, 793910, 1123688, 1178060, 1404610, 1587820, 1825993, 2356120, 2809220, 3175640, 3651986, 5618440, 7303972, 9129965, 14607944, 18259930, 36519860, 73039720]

約数ペア:

[(1, 73039720), (2, 36519860), (4, 18259930), (5, 14607944), (8, 9129965), (10, 7303972), (13, 5618440), (20, 3651986), (23, 3175640), (26, 2809220), (31, 2356120), (40, 1825993), (46, 1587820), (52, 1404610), (62, 1178060), (65, 1123688), (92, 793910), (104, 702305), (115, 635128), (124, 589030), (130, 561844), (155, 471224), (184, 396955), (197, 370760), (230, 317564), (248, 294515), (260, 280922), (299, 244280), (310, 235612), (394, 185380), (403, 181240), (460, 158782), (520, 140461), (598, 122140), (620, 117806), (713, 102440), (788, 92690), (806, 90620), (920, 79391), (985, 74152), (1196, 61070), (1240, 58903), (1426, 51220), (1495, 48856), (1576, 46345), (1612, 45310), (1970, 37076), (2015, 36248), (2392, 30535), (2561, 28520), (2852, 25610), (2990, 24428), (3224, 22655), (3565, 20488), (3940, 18538), (4030, 18124), (4531, 16120), (5122, 14260), (5704, 12805), (5980, 12214), (6107, 11960), (7130, 10244), (7880, 9269), (8060, 9062)]