155928640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:636

約数の個数: 112

約数和(自身を含む): 428085504

約数和(自身を除く): 272156864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 151, 160, 224, 280, 302, 320, 448, 461, 560, 604, 755, 922, 1057, 1120, 1208, 1510, 1844, 2114, 2240, 2305, 2416, 3020, 3227, 3688, 4228, 4610, 4832, 5285, 6040, 6454, 7376, 8456, 9220, 9664, 10570, 12080, 12908, 14752, 16135, 16912, 18440, 21140, 24160, 25816, 29504, 32270, 33824, 36880, 42280, 48320, 51632, 64540, 67648, 69611, 73760, 84560, 103264, 129080, 139222, 147520, 169120, 206528, 258160, 278444, 338240, 348055, 487277, 516320, 556888, 696110, 974554, 1032640, 1113776, 1392220, 1949108, 2227552, 2436385, 2784440, 3898216, 4455104, 4872770, 5568880, 7796432, 9745540, 11137760, 15592864, 19491080, 22275520, 31185728, 38982160, 77964320, 155928640]

約数ペア:

[(1, 155928640), (2, 77964320), (4, 38982160), (5, 31185728), (7, 22275520), (8, 19491080), (10, 15592864), (14, 11137760), (16, 9745540), (20, 7796432), (28, 5568880), (32, 4872770), (35, 4455104), (40, 3898216), (56, 2784440), (64, 2436385), (70, 2227552), (80, 1949108), (112, 1392220), (140, 1113776), (151, 1032640), (160, 974554), (224, 696110), (280, 556888), (302, 516320), (320, 487277), (448, 348055), (461, 338240), (560, 278444), (604, 258160), (755, 206528), (922, 169120), (1057, 147520), (1120, 139222), (1208, 129080), (1510, 103264), (1844, 84560), (2114, 73760), (2240, 69611), (2305, 67648), (2416, 64540), (3020, 51632), (3227, 48320), (3688, 42280), (4228, 36880), (4610, 33824), (4832, 32270), (5285, 29504), (6040, 25816), (6454, 24160), (7376, 21140), (8456, 18440), (9220, 16912), (9664, 16135), (10570, 14752), (12080, 12908)]