449331400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2309}}^1$

素因数の和:2471

約数の個数: 96

約数和(自身を含む): 1203048000

約数和(自身を除く): 753716600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 139, 140, 175, 200, 278, 280, 350, 556, 695, 700, 973, 1112, 1390, 1400, 1946, 2309, 2780, 3475, 3892, 4618, 4865, 5560, 6950, 7784, 9236, 9730, 11545, 13900, 16163, 18472, 19460, 23090, 24325, 27800, 32326, 38920, 46180, 48650, 57725, 64652, 80815, 92360, 97300, 115450, 129304, 161630, 194600, 230900, 320951, 323260, 404075, 461800, 641902, 646520, 808150, 1283804, 1604755, 1616300, 2246657, 2567608, 3209510, 3232600, 4493314, 6419020, 8023775, 8986628, 11233285, 12838040, 16047550, 17973256, 22466570, 32095100, 44933140, 56166425, 64190200, 89866280, 112332850, 224665700, 449331400]

約数ペア:

[(1, 449331400), (2, 224665700), (4, 112332850), (5, 89866280), (7, 64190200), (8, 56166425), (10, 44933140), (14, 32095100), (20, 22466570), (25, 17973256), (28, 16047550), (35, 12838040), (40, 11233285), (50, 8986628), (56, 8023775), (70, 6419020), (100, 4493314), (139, 3232600), (140, 3209510), (175, 2567608), (200, 2246657), (278, 1616300), (280, 1604755), (350, 1283804), (556, 808150), (695, 646520), (700, 641902), (973, 461800), (1112, 404075), (1390, 323260), (1400, 320951), (1946, 230900), (2309, 194600), (2780, 161630), (3475, 129304), (3892, 115450), (4618, 97300), (4865, 92360), (5560, 80815), (6950, 64652), (7784, 57725), (9236, 48650), (9730, 46180), (11545, 38920), (13900, 32326), (16163, 27800), (18472, 24325), (19460, 23090)]