721000512

素因数分解:

$2^6\times 3^2\times {\mathrm{251}}^1\times {\mathrm{4987}}^1$

素因数の和:5256

約数の個数: 84

約数和(自身を含む): 2075267376

約数和(自身を除く): 1354266864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 251, 288, 502, 576, 753, 1004, 1506, 2008, 2259, 3012, 4016, 4518, 4987, 6024, 8032, 9036, 9974, 12048, 14961, 16064, 18072, 19948, 24096, 29922, 36144, 39896, 44883, 48192, 59844, 72288, 79792, 89766, 119688, 144576, 159584, 179532, 239376, 319168, 359064, 478752, 718128, 957504, 1251737, 1436256, 2503474, 2872512, 3755211, 5006948, 7510422, 10013896, 11265633, 15020844, 20027792, 22531266, 30041688, 40055584, 45062532, 60083376, 80111168, 90125064, 120166752, 180250128, 240333504, 360500256, 721000512]

約数ペア:

[(1, 721000512), (2, 360500256), (3, 240333504), (4, 180250128), (6, 120166752), (8, 90125064), (9, 80111168), (12, 60083376), (16, 45062532), (18, 40055584), (24, 30041688), (32, 22531266), (36, 20027792), (48, 15020844), (64, 11265633), (72, 10013896), (96, 7510422), (144, 5006948), (192, 3755211), (251, 2872512), (288, 2503474), (502, 1436256), (576, 1251737), (753, 957504), (1004, 718128), (1506, 478752), (2008, 359064), (2259, 319168), (3012, 239376), (4016, 179532), (4518, 159584), (4987, 144576), (6024, 119688), (8032, 89766), (9036, 79792), (9974, 72288), (12048, 59844), (14961, 48192), (16064, 44883), (18072, 39896), (19948, 36144), (24096, 29922)]