85781360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 120

約数和(自身を含む): 235788480

約数和(自身を除く): 150007120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 196, 245, 277, 280, 316, 392, 395, 490, 553, 554, 560, 632, 784, 790, 980, 1106, 1108, 1264, 1385, 1580, 1939, 1960, 2212, 2216, 2765, 2770, 3160, 3871, 3878, 3920, 4424, 4432, 5530, 5540, 6320, 7742, 7756, 8848, 9695, 11060, 11080, 13573, 15484, 15512, 19355, 19390, 21883, 22120, 22160, 27146, 30968, 31024, 38710, 38780, 43766, 44240, 54292, 61936, 67865, 77420, 77560, 87532, 108584, 109415, 135730, 153181, 154840, 155120, 175064, 217168, 218830, 271460, 306362, 309680, 350128, 437660, 542920, 612724, 765905, 875320, 1072267, 1085840, 1225448, 1531810, 1750640, 2144534, 2450896, 3063620, 4289068, 5361335, 6127240, 8578136, 10722670, 12254480, 17156272, 21445340, 42890680, 85781360]

約数ペア:

[(1, 85781360), (2, 42890680), (4, 21445340), (5, 17156272), (7, 12254480), (8, 10722670), (10, 8578136), (14, 6127240), (16, 5361335), (20, 4289068), (28, 3063620), (35, 2450896), (40, 2144534), (49, 1750640), (56, 1531810), (70, 1225448), (79, 1085840), (80, 1072267), (98, 875320), (112, 765905), (140, 612724), (158, 542920), (196, 437660), (245, 350128), (277, 309680), (280, 306362), (316, 271460), (392, 218830), (395, 217168), (490, 175064), (553, 155120), (554, 154840), (560, 153181), (632, 135730), (784, 109415), (790, 108584), (980, 87532), (1106, 77560), (1108, 77420), (1264, 67865), (1385, 61936), (1580, 54292), (1939, 44240), (1960, 43766), (2212, 38780), (2216, 38710), (2765, 31024), (2770, 30968), (3160, 27146), (3871, 22160), (3878, 22120), (3920, 21883), (4424, 19390), (4432, 19355), (5530, 15512), (5540, 15484), (6320, 13573), (7742, 11080), (7756, 11060), (8848, 9695)]