19764000

素因数分解:

$2^5\times 3^4\times 5^3\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 73729656

約数和(自身を除く): 53965656

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, 61, 72, 75, 80, 81, 90, 96, 100, 108, 120, 122, 125, 135, 144, 150, 160, 162, 180, 183, 200, 216, 225, 240, 244, 250, 270, 288, 300, 305, 324, 360, 366, 375, 400, 405, 432, 450, 480, 488, 500, 540, 549, 600, 610, 648, 675, 720, 732, 750, 800, 810, 864, 900, 915, 976, 1000, 1080, 1098, 1125, 1200, 1220, 1296, 1350, 1440, 1464, 1500, 1525, 1620, 1647, 1800, 1830, 1952, 2000, 2025, 2160, 2196, 2250, 2400, 2440, 2592, 2700, 2745, 2928, 3000, 3050, 3240, 3294, 3375, 3600, 3660, 4000, 4050, 4320, 4392, 4500, 4575, 4880, 4941, 5400, 5490, 5856, 6000, 6100, 6480, 6588, 6750, 7200, 7320, 7625, 8100, 8235, 8784, 9000, 9150, 9760, 9882, 10125, 10800, 10980, 12000, 12200, 12960, 13176, 13500, 13725, 14640, 15250, 16200, 16470, 17568, 18000, 18300, 19764, 20250, 21600, 21960, 22875, 24400, 24705, 26352, 27000, 27450, 29280, 30500, 32400, 32940, 36000, 36600, 39528, 40500, 41175, 43920, 45750, 48800, 49410, 52704, 54000, 54900, 61000, 64800, 65880, 68625, 73200, 79056, 81000, 82350, 87840, 91500, 98820, 108000, 109800, 122000, 123525, 131760, 137250, 146400, 158112, 162000, 164700, 183000, 197640, 205875, 219600, 244000, 247050, 263520, 274500, 324000, 329400, 366000, 395280, 411750, 439200, 494100, 549000, 617625, 658800, 732000, 790560, 823500, 988200, 1098000, 1235250, 1317600, 1647000, 1976400, 2196000, 2470500, 3294000, 3952800, 4941000, 6588000, 9882000, 19764000]

約数ペア:

[(1, 19764000), (2, 9882000), (3, 6588000), (4, 4941000), (5, 3952800), (6, 3294000), (8, 2470500), (9, 2196000), (10, 1976400), (12, 1647000), (15, 1317600), (16, 1235250), (18, 1098000), (20, 988200), (24, 823500), (25, 790560), (27, 732000), (30, 658800), (32, 617625), (36, 549000), (40, 494100), (45, 439200), (48, 411750), (50, 395280), (54, 366000), (60, 329400), (61, 324000), (72, 274500), (75, 263520), (80, 247050), (81, 244000), (90, 219600), (96, 205875), (100, 197640), (108, 183000), (120, 164700), (122, 162000), (125, 158112), (135, 146400), (144, 137250), (150, 131760), (160, 123525), (162, 122000), (180, 109800), (183, 108000), (200, 98820), (216, 91500), (225, 87840), (240, 82350), (244, 81000), (250, 79056), (270, 73200), (288, 68625), (300, 65880), (305, 64800), (324, 61000), (360, 54900), (366, 54000), (375, 52704), (400, 49410), (405, 48800), (432, 45750), (450, 43920), (480, 41175), (488, 40500), (500, 39528), (540, 36600), (549, 36000), (600, 32940), (610, 32400), (648, 30500), (675, 29280), (720, 27450), (732, 27000), (750, 26352), (800, 24705), (810, 24400), (864, 22875), (900, 21960), (915, 21600), (976, 20250), (1000, 19764), (1080, 18300), (1098, 18000), (1125, 17568), (1200, 16470), (1220, 16200), (1296, 15250), (1350, 14640), (1440, 13725), (1464, 13500), (1500, 13176), (1525, 12960), (1620, 12200), (1647, 12000), (1800, 10980), (1830, 10800), (1952, 10125), (2000, 9882), (2025, 9760), (2160, 9150), (2196, 9000), (2250, 8784), (2400, 8235), (2440, 8100), (2592, 7625), (2700, 7320), (2745, 7200), (2928, 6750), (3000, 6588), (3050, 6480), (3240, 6100), (3294, 6000), (3375, 5856), (3600, 5490), (3660, 5400), (4000, 4941), (4050, 4880), (4320, 4575), (4392, 4500)]