21466800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 180

約数和(自身を含む): 76457160

約数和(自身を除く): 54990360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 67, 72, 75, 80, 89, 90, 100, 120, 134, 144, 150, 178, 180, 200, 201, 225, 240, 267, 268, 300, 335, 356, 360, 400, 402, 445, 450, 534, 536, 600, 603, 670, 712, 720, 801, 804, 890, 900, 1005, 1068, 1072, 1200, 1206, 1335, 1340, 1424, 1602, 1608, 1675, 1780, 1800, 2010, 2136, 2225, 2412, 2670, 2680, 3015, 3204, 3216, 3350, 3560, 3600, 4005, 4020, 4272, 4450, 4824, 5025, 5340, 5360, 5963, 6030, 6408, 6675, 6700, 7120, 8010, 8040, 8900, 9648, 10050, 10680, 11926, 12060, 12816, 13350, 13400, 15075, 16020, 16080, 17800, 17889, 20025, 20100, 21360, 23852, 24120, 26700, 26800, 29815, 30150, 32040, 35600, 35778, 40050, 40200, 47704, 48240, 53400, 53667, 59630, 60300, 64080, 71556, 80100, 80400, 89445, 95408, 106800, 107334, 119260, 120600, 143112, 149075, 160200, 178890, 214668, 238520, 241200, 268335, 286224, 298150, 320400, 357780, 429336, 447225, 477040, 536670, 596300, 715560, 858672, 894450, 1073340, 1192600, 1341675, 1431120, 1788900, 2146680, 2385200, 2683350, 3577800, 4293360, 5366700, 7155600, 10733400, 21466800]

約数ペア:

[(1, 21466800), (2, 10733400), (3, 7155600), (4, 5366700), (5, 4293360), (6, 3577800), (8, 2683350), (9, 2385200), (10, 2146680), (12, 1788900), (15, 1431120), (16, 1341675), (18, 1192600), (20, 1073340), (24, 894450), (25, 858672), (30, 715560), (36, 596300), (40, 536670), (45, 477040), (48, 447225), (50, 429336), (60, 357780), (67, 320400), (72, 298150), (75, 286224), (80, 268335), (89, 241200), (90, 238520), (100, 214668), (120, 178890), (134, 160200), (144, 149075), (150, 143112), (178, 120600), (180, 119260), (200, 107334), (201, 106800), (225, 95408), (240, 89445), (267, 80400), (268, 80100), (300, 71556), (335, 64080), (356, 60300), (360, 59630), (400, 53667), (402, 53400), (445, 48240), (450, 47704), (534, 40200), (536, 40050), (600, 35778), (603, 35600), (670, 32040), (712, 30150), (720, 29815), (801, 26800), (804, 26700), (890, 24120), (900, 23852), (1005, 21360), (1068, 20100), (1072, 20025), (1200, 17889), (1206, 17800), (1335, 16080), (1340, 16020), (1424, 15075), (1602, 13400), (1608, 13350), (1675, 12816), (1780, 12060), (1800, 11926), (2010, 10680), (2136, 10050), (2225, 9648), (2412, 8900), (2670, 8040), (2680, 8010), (3015, 7120), (3204, 6700), (3216, 6675), (3350, 6408), (3560, 6030), (3600, 5963), (4005, 5360), (4020, 5340), (4272, 5025), (4450, 4824)]