81041700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1789}}^1$

素因数の和:1957

約数の個数: 72

約数和(自身を含む): 236165440

約数和(自身を除く): 155123740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 151, 300, 302, 453, 604, 755, 906, 1510, 1789, 1812, 2265, 3020, 3578, 3775, 4530, 5367, 7156, 7550, 8945, 9060, 10734, 11325, 15100, 17890, 21468, 22650, 26835, 35780, 44725, 45300, 53670, 89450, 107340, 134175, 178900, 268350, 270139, 536700, 540278, 810417, 1080556, 1350695, 1620834, 2701390, 3241668, 4052085, 5402780, 6753475, 8104170, 13506950, 16208340, 20260425, 27013900, 40520850, 81041700]

約数ペア:

[(1, 81041700), (2, 40520850), (3, 27013900), (4, 20260425), (5, 16208340), (6, 13506950), (10, 8104170), (12, 6753475), (15, 5402780), (20, 4052085), (25, 3241668), (30, 2701390), (50, 1620834), (60, 1350695), (75, 1080556), (100, 810417), (150, 540278), (151, 536700), (300, 270139), (302, 268350), (453, 178900), (604, 134175), (755, 107340), (906, 89450), (1510, 53670), (1789, 45300), (1812, 44725), (2265, 35780), (3020, 26835), (3578, 22650), (3775, 21468), (4530, 17890), (5367, 15100), (7156, 11325), (7550, 10734), (8945, 9060)]