21157200

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{653}}^1$

素因数の和:683

約数の個数: 150

約数和(自身を含む): 76047774

約数和(自身を除く): 54890574

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 270, 300, 324, 360, 400, 405, 432, 450, 540, 600, 648, 653, 675, 720, 810, 900, 1080, 1200, 1296, 1306, 1350, 1620, 1800, 1959, 2025, 2160, 2612, 2700, 3240, 3265, 3600, 3918, 4050, 5224, 5400, 5877, 6480, 6530, 7836, 8100, 9795, 10448, 10800, 11754, 13060, 15672, 16200, 16325, 17631, 19590, 23508, 26120, 29385, 31344, 32400, 32650, 35262, 39180, 47016, 48975, 52240, 52893, 58770, 65300, 70524, 78360, 88155, 94032, 97950, 105786, 117540, 130600, 141048, 146925, 156720, 176310, 195900, 211572, 235080, 261200, 264465, 282096, 293850, 352620, 391800, 423144, 440775, 470160, 528930, 587700, 705240, 783600, 846288, 881550, 1057860, 1175400, 1322325, 1410480, 1763100, 2115720, 2350800, 2644650, 3526200, 4231440, 5289300, 7052400, 10578600, 21157200]

約数ペア:

[(1, 21157200), (2, 10578600), (3, 7052400), (4, 5289300), (5, 4231440), (6, 3526200), (8, 2644650), (9, 2350800), (10, 2115720), (12, 1763100), (15, 1410480), (16, 1322325), (18, 1175400), (20, 1057860), (24, 881550), (25, 846288), (27, 783600), (30, 705240), (36, 587700), (40, 528930), (45, 470160), (48, 440775), (50, 423144), (54, 391800), (60, 352620), (72, 293850), (75, 282096), (80, 264465), (81, 261200), (90, 235080), (100, 211572), (108, 195900), (120, 176310), (135, 156720), (144, 146925), (150, 141048), (162, 130600), (180, 117540), (200, 105786), (216, 97950), (225, 94032), (240, 88155), (270, 78360), (300, 70524), (324, 65300), (360, 58770), (400, 52893), (405, 52240), (432, 48975), (450, 47016), (540, 39180), (600, 35262), (648, 32650), (653, 32400), (675, 31344), (720, 29385), (810, 26120), (900, 23508), (1080, 19590), (1200, 17631), (1296, 16325), (1306, 16200), (1350, 15672), (1620, 13060), (1800, 11754), (1959, 10800), (2025, 10448), (2160, 9795), (2612, 8100), (2700, 7836), (3240, 6530), (3265, 6480), (3600, 5877), (3918, 5400), (4050, 5224)]