56489580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 141642900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 419, 420, 428, 535, 630, 642, 749, 838, 963, 1070, 1257, 1260, 1284, 1498, 1605, 1676, 1926, 2095, 2140, 2247, 2514, 2933, 2996, 3210, 3745, 3771, 3852, 4190, 4494, 4815, 5028, 5866, 6285, 6420, 6741, 7490, 7542, 8380, 8799, 8988, 9630, 11235, 11732, 12570, 13482, 14665, 14980, 15084, 17598, 18855, 19260, 22470, 25140, 26397, 26964, 29330, 33705, 35196, 37710, 43995, 44833, 44940, 52794, 58660, 67410, 75420, 87990, 89666, 105588, 131985, 134499, 134820, 175980, 179332, 224165, 263970, 268998, 313831, 403497, 448330, 527940, 537996, 627662, 672495, 806994, 896660, 941493, 1255324, 1344990, 1569155, 1613988, 1882986, 2017485, 2689980, 2824479, 3138310, 3765972, 4034970, 4707465, 5648958, 6276620, 8069940, 9414930, 11297916, 14122395, 18829860, 28244790, 56489580]

約数ペア:

[(1, 56489580), (2, 28244790), (3, 18829860), (4, 14122395), (5, 11297916), (6, 9414930), (7, 8069940), (9, 6276620), (10, 5648958), (12, 4707465), (14, 4034970), (15, 3765972), (18, 3138310), (20, 2824479), (21, 2689980), (28, 2017485), (30, 1882986), (35, 1613988), (36, 1569155), (42, 1344990), (45, 1255324), (60, 941493), (63, 896660), (70, 806994), (84, 672495), (90, 627662), (105, 537996), (107, 527940), (126, 448330), (140, 403497), (180, 313831), (210, 268998), (214, 263970), (252, 224165), (315, 179332), (321, 175980), (419, 134820), (420, 134499), (428, 131985), (535, 105588), (630, 89666), (642, 87990), (749, 75420), (838, 67410), (963, 58660), (1070, 52794), (1257, 44940), (1260, 44833), (1284, 43995), (1498, 37710), (1605, 35196), (1676, 33705), (1926, 29330), (2095, 26964), (2140, 26397), (2247, 25140), (2514, 22470), (2933, 19260), (2996, 18855), (3210, 17598), (3745, 15084), (3771, 14980), (3852, 14665), (4190, 13482), (4494, 12570), (4815, 11732), (5028, 11235), (5866, 9630), (6285, 8988), (6420, 8799), (6741, 8380), (7490, 7542)]