721884384

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{192811}}^1$

素因数の和:192840

約数の個数: 72

約数和(自身を含む): 2210782392

約数和(自身を除く): 1488898008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 192811, 385622, 578433, 771244, 1156866, 1542488, 1735299, 2313732, 2506543, 3084976, 3470598, 4627464, 5013086, 6169952, 6941196, 7519629, 9254928, 10026172, 13882392, 15039258, 18509856, 20052344, 22558887, 27764784, 30078516, 40104688, 45117774, 55529568, 60157032, 80209376, 90235548, 120314064, 180471096, 240628128, 360942192, 721884384]

約数ペア:

[(1, 721884384), (2, 360942192), (3, 240628128), (4, 180471096), (6, 120314064), (8, 90235548), (9, 80209376), (12, 60157032), (13, 55529568), (16, 45117774), (18, 40104688), (24, 30078516), (26, 27764784), (32, 22558887), (36, 20052344), (39, 18509856), (48, 15039258), (52, 13882392), (72, 10026172), (78, 9254928), (96, 7519629), (104, 6941196), (117, 6169952), (144, 5013086), (156, 4627464), (208, 3470598), (234, 3084976), (288, 2506543), (312, 2313732), (416, 1735299), (468, 1542488), (624, 1156866), (936, 771244), (1248, 578433), (1872, 385622), (3744, 192811)]