19893600

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{307}}^1$

素因数の和:339

約数の個数: 180

約数和(自身を含む): 72784404

約数和(自身を除く): 52890804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 270, 288, 300, 307, 324, 360, 400, 405, 432, 450, 480, 540, 600, 614, 648, 675, 720, 800, 810, 864, 900, 921, 1080, 1200, 1228, 1296, 1350, 1440, 1535, 1620, 1800, 1842, 2025, 2160, 2400, 2456, 2592, 2700, 2763, 3070, 3240, 3600, 3684, 4050, 4320, 4605, 4912, 5400, 5526, 6140, 6480, 7200, 7368, 7675, 8100, 8289, 9210, 9824, 10800, 11052, 12280, 12960, 13815, 14736, 15350, 16200, 16578, 18420, 21600, 22104, 23025, 24560, 24867, 27630, 29472, 30700, 32400, 33156, 36840, 41445, 44208, 46050, 49120, 49734, 55260, 61400, 64800, 66312, 69075, 73680, 82890, 88416, 92100, 99468, 110520, 122800, 124335, 132624, 138150, 147360, 165780, 184200, 198936, 207225, 221040, 245600, 248670, 265248, 276300, 331560, 368400, 397872, 414450, 442080, 497340, 552600, 621675, 663120, 736800, 795744, 828900, 994680, 1105200, 1243350, 1326240, 1657800, 1989360, 2210400, 2486700, 3315600, 3978720, 4973400, 6631200, 9946800, 19893600]

約数ペア:

[(1, 19893600), (2, 9946800), (3, 6631200), (4, 4973400), (5, 3978720), (6, 3315600), (8, 2486700), (9, 2210400), (10, 1989360), (12, 1657800), (15, 1326240), (16, 1243350), (18, 1105200), (20, 994680), (24, 828900), (25, 795744), (27, 736800), (30, 663120), (32, 621675), (36, 552600), (40, 497340), (45, 442080), (48, 414450), (50, 397872), (54, 368400), (60, 331560), (72, 276300), (75, 265248), (80, 248670), (81, 245600), (90, 221040), (96, 207225), (100, 198936), (108, 184200), (120, 165780), (135, 147360), (144, 138150), (150, 132624), (160, 124335), (162, 122800), (180, 110520), (200, 99468), (216, 92100), (225, 88416), (240, 82890), (270, 73680), (288, 69075), (300, 66312), (307, 64800), (324, 61400), (360, 55260), (400, 49734), (405, 49120), (432, 46050), (450, 44208), (480, 41445), (540, 36840), (600, 33156), (614, 32400), (648, 30700), (675, 29472), (720, 27630), (800, 24867), (810, 24560), (864, 23025), (900, 22104), (921, 21600), (1080, 18420), (1200, 16578), (1228, 16200), (1296, 15350), (1350, 14736), (1440, 13815), (1535, 12960), (1620, 12280), (1800, 11052), (1842, 10800), (2025, 9824), (2160, 9210), (2400, 8289), (2456, 8100), (2592, 7675), (2700, 7368), (2763, 7200), (3070, 6480), (3240, 6140), (3600, 5526), (3684, 5400), (4050, 4912), (4320, 4605)]