638249544

素因数分解:

$2^3\times 3^4\times {\mathrm{227}}^1\times {\mathrm{4339}}^1$

素因数の和:4584

約数の個数: 80

約数和(自身を含む): 1795978800

約数和(自身を除く): 1157729256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 227, 324, 454, 648, 681, 908, 1362, 1816, 2043, 2724, 4086, 4339, 5448, 6129, 8172, 8678, 12258, 13017, 16344, 17356, 18387, 24516, 26034, 34712, 36774, 39051, 49032, 52068, 73548, 78102, 104136, 117153, 147096, 156204, 234306, 312408, 351459, 468612, 702918, 937224, 984953, 1405836, 1969906, 2811672, 2954859, 3939812, 5909718, 7879624, 8864577, 11819436, 17729154, 23638872, 26593731, 35458308, 53187462, 70916616, 79781193, 106374924, 159562386, 212749848, 319124772, 638249544]

約数ペア:

[(1, 638249544), (2, 319124772), (3, 212749848), (4, 159562386), (6, 106374924), (8, 79781193), (9, 70916616), (12, 53187462), (18, 35458308), (24, 26593731), (27, 23638872), (36, 17729154), (54, 11819436), (72, 8864577), (81, 7879624), (108, 5909718), (162, 3939812), (216, 2954859), (227, 2811672), (324, 1969906), (454, 1405836), (648, 984953), (681, 937224), (908, 702918), (1362, 468612), (1816, 351459), (2043, 312408), (2724, 234306), (4086, 156204), (4339, 147096), (5448, 117153), (6129, 104136), (8172, 78102), (8678, 73548), (12258, 52068), (13017, 49032), (16344, 39051), (17356, 36774), (18387, 34712), (24516, 26034)]