440838432

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{21559}}^1$

素因数の和:21646

約数の個数: 72

約数和(自身を含む): 1271350080

約数和(自身を除く): 830511648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 20448, 21559, 43118, 64677, 86236, 129354, 172472, 194031, 258708, 344944, 388062, 517416, 689888, 776124, 1034832, 1530689, 1552248, 2069664, 3061378, 3104496, 4592067, 6122756, 6208992, 9184134, 12245512, 13776201, 18368268, 24491024, 27552402, 36736536, 48982048, 55104804, 73473072, 110209608, 146946144, 220419216, 440838432]

約数ペア:

[(1, 440838432), (2, 220419216), (3, 146946144), (4, 110209608), (6, 73473072), (8, 55104804), (9, 48982048), (12, 36736536), (16, 27552402), (18, 24491024), (24, 18368268), (32, 13776201), (36, 12245512), (48, 9184134), (71, 6208992), (72, 6122756), (96, 4592067), (142, 3104496), (144, 3061378), (213, 2069664), (284, 1552248), (288, 1530689), (426, 1034832), (568, 776124), (639, 689888), (852, 517416), (1136, 388062), (1278, 344944), (1704, 258708), (2272, 194031), (2556, 172472), (3408, 129354), (5112, 86236), (6816, 64677), (10224, 43118), (20448, 21559)]