21764700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2687}}^1$

素因数の和:2713

約数の個数: 90

約数和(自身を含む): 70578816

約数和(自身を除く): 48814116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2687, 2700, 4050, 5374, 8061, 8100, 10748, 13435, 16122, 24183, 26870, 32244, 40305, 48366, 53740, 67175, 72549, 80610, 96732, 120915, 134350, 145098, 161220, 201525, 217647, 241830, 268700, 290196, 362745, 403050, 435294, 483660, 604575, 725490, 806100, 870588, 1088235, 1209150, 1450980, 1813725, 2176470, 2418300, 3627450, 4352940, 5441175, 7254900, 10882350, 21764700]

約数ペア:

[(1, 21764700), (2, 10882350), (3, 7254900), (4, 5441175), (5, 4352940), (6, 3627450), (9, 2418300), (10, 2176470), (12, 1813725), (15, 1450980), (18, 1209150), (20, 1088235), (25, 870588), (27, 806100), (30, 725490), (36, 604575), (45, 483660), (50, 435294), (54, 403050), (60, 362745), (75, 290196), (81, 268700), (90, 241830), (100, 217647), (108, 201525), (135, 161220), (150, 145098), (162, 134350), (180, 120915), (225, 96732), (270, 80610), (300, 72549), (324, 67175), (405, 53740), (450, 48366), (540, 40305), (675, 32244), (810, 26870), (900, 24183), (1350, 16122), (1620, 13435), (2025, 10748), (2687, 8100), (2700, 8061), (4050, 5374)]