1211920640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3299}}^1$

素因数の和:3368

約数の個数: 144

約数和(自身を含む): 3399580800

約数和(自身を除く): 2187660160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 410, 448, 560, 574, 640, 656, 820, 896, 1120, 1148, 1280, 1312, 1435, 1640, 1792, 2240, 2296, 2624, 2870, 3280, 3299, 4480, 4592, 5248, 5740, 6560, 6598, 8960, 9184, 10496, 11480, 13120, 13196, 16495, 18368, 22960, 23093, 26240, 26392, 32990, 36736, 45920, 46186, 52480, 52784, 65980, 73472, 91840, 92372, 105568, 115465, 131960, 135259, 183680, 184744, 211136, 230930, 263920, 270518, 367360, 369488, 422272, 461860, 527840, 541036, 676295, 738976, 844544, 923720, 946813, 1055680, 1082072, 1352590, 1477952, 1847440, 1893626, 2111360, 2164144, 2705180, 2955904, 3694880, 3787252, 4222720, 4328288, 4734065, 5410360, 5911808, 7389760, 7574504, 8656576, 9468130, 10820720, 14779520, 15149008, 17313152, 18936260, 21641440, 29559040, 30298016, 34626304, 37872520, 43282880, 60596032, 75745040, 86565760, 121192064, 151490080, 173131520, 242384128, 302980160, 605960320, 1211920640]

約数ペア:

[(1, 1211920640), (2, 605960320), (4, 302980160), (5, 242384128), (7, 173131520), (8, 151490080), (10, 121192064), (14, 86565760), (16, 75745040), (20, 60596032), (28, 43282880), (32, 37872520), (35, 34626304), (40, 30298016), (41, 29559040), (56, 21641440), (64, 18936260), (70, 17313152), (80, 15149008), (82, 14779520), (112, 10820720), (128, 9468130), (140, 8656576), (160, 7574504), (164, 7389760), (205, 5911808), (224, 5410360), (256, 4734065), (280, 4328288), (287, 4222720), (320, 3787252), (328, 3694880), (410, 2955904), (448, 2705180), (560, 2164144), (574, 2111360), (640, 1893626), (656, 1847440), (820, 1477952), (896, 1352590), (1120, 1082072), (1148, 1055680), (1280, 946813), (1312, 923720), (1435, 844544), (1640, 738976), (1792, 676295), (2240, 541036), (2296, 527840), (2624, 461860), (2870, 422272), (3280, 369488), (3299, 367360), (4480, 270518), (4592, 263920), (5248, 230930), (5740, 211136), (6560, 184744), (6598, 183680), (8960, 135259), (9184, 131960), (10496, 115465), (11480, 105568), (13120, 92372), (13196, 91840), (16495, 73472), (18368, 65980), (22960, 52784), (23093, 52480), (26240, 46186), (26392, 45920), (32990, 36736)]