77891040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54091}}^1$

素因数の和:54112

約数の個数: 72

約数和(自身を含む): 265808088

約数和(自身を除く): 187917048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54091, 108182, 162273, 216364, 270455, 324546, 432728, 486819, 540910, 649092, 811365, 865456, 973638, 1081820, 1298184, 1622730, 1730912, 1947276, 2163640, 2434095, 2596368, 3245460, 3894552, 4327280, 4868190, 5192736, 6490920, 7789104, 8654560, 9736380, 12981840, 15578208, 19472760, 25963680, 38945520, 77891040]

約数ペア:

[(1, 77891040), (2, 38945520), (3, 25963680), (4, 19472760), (5, 15578208), (6, 12981840), (8, 9736380), (9, 8654560), (10, 7789104), (12, 6490920), (15, 5192736), (16, 4868190), (18, 4327280), (20, 3894552), (24, 3245460), (30, 2596368), (32, 2434095), (36, 2163640), (40, 1947276), (45, 1730912), (48, 1622730), (60, 1298184), (72, 1081820), (80, 973638), (90, 865456), (96, 811365), (120, 649092), (144, 540910), (160, 486819), (180, 432728), (240, 324546), (288, 270455), (360, 216364), (480, 162273), (720, 108182), (1440, 54091)]