201071920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21121}}^1$

素因数の和:21158

約数の個数: 80

約数和(自身を含む): 565731648

約数和(自身を除く): 364659728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 21121, 42242, 84484, 105605, 147847, 168968, 211210, 295694, 337936, 359057, 422420, 591388, 718114, 739235, 844840, 1182776, 1436228, 1478470, 1689680, 1795285, 2365552, 2513399, 2872456, 2956940, 3590570, 5026798, 5744912, 5913880, 7181140, 10053596, 11827760, 12566995, 14362280, 20107192, 25133990, 28724560, 40214384, 50267980, 100535960, 201071920]

約数ペア:

[(1, 201071920), (2, 100535960), (4, 50267980), (5, 40214384), (7, 28724560), (8, 25133990), (10, 20107192), (14, 14362280), (16, 12566995), (17, 11827760), (20, 10053596), (28, 7181140), (34, 5913880), (35, 5744912), (40, 5026798), (56, 3590570), (68, 2956940), (70, 2872456), (80, 2513399), (85, 2365552), (112, 1795285), (119, 1689680), (136, 1478470), (140, 1436228), (170, 1182776), (238, 844840), (272, 739235), (280, 718114), (340, 591388), (476, 422420), (560, 359057), (595, 337936), (680, 295694), (952, 211210), (1190, 168968), (1360, 147847), (1904, 105605), (2380, 84484), (4760, 42242), (9520, 21121)]