220116728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 467964000

約数和(自身を除く): 247847272

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 59, 104, 116, 118, 232, 236, 377, 472, 754, 767, 1237, 1508, 1534, 1711, 2474, 3016, 3068, 3422, 4948, 6136, 6844, 9896, 13688, 16081, 22243, 32162, 35873, 44486, 64324, 71746, 72983, 88972, 128648, 143492, 145966, 177944, 286984, 291932, 466349, 583864, 932698, 948779, 1865396, 1897558, 2116507, 3730792, 3795116, 4233014, 7590232, 8466028, 16932056, 27514591, 55029182, 110058364, 220116728]

約数ペア:

[(1, 220116728), (2, 110058364), (4, 55029182), (8, 27514591), (13, 16932056), (26, 8466028), (29, 7590232), (52, 4233014), (58, 3795116), (59, 3730792), (104, 2116507), (116, 1897558), (118, 1865396), (232, 948779), (236, 932698), (377, 583864), (472, 466349), (754, 291932), (767, 286984), (1237, 177944), (1508, 145966), (1534, 143492), (1711, 128648), (2474, 88972), (3016, 72983), (3068, 71746), (3422, 64324), (4948, 44486), (6136, 35873), (6844, 32162), (9896, 22243), (13688, 16081)]