18300000

素因数分解:

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

素因数の和:99

約数の個数: 144

約数和(自身を含む): 61027344

約数和(自身を除く): 42727344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 61, 75, 80, 96, 100, 120, 122, 125, 150, 160, 183, 200, 240, 244, 250, 300, 305, 366, 375, 400, 480, 488, 500, 600, 610, 625, 732, 750, 800, 915, 976, 1000, 1200, 1220, 1250, 1464, 1500, 1525, 1830, 1875, 1952, 2000, 2400, 2440, 2500, 2928, 3000, 3050, 3125, 3660, 3750, 4000, 4575, 4880, 5000, 5856, 6000, 6100, 6250, 7320, 7500, 7625, 9150, 9375, 9760, 10000, 12000, 12200, 12500, 14640, 15000, 15250, 18300, 18750, 20000, 22875, 24400, 25000, 29280, 30000, 30500, 36600, 37500, 38125, 45750, 48800, 50000, 60000, 61000, 73200, 75000, 76250, 91500, 100000, 114375, 122000, 146400, 150000, 152500, 183000, 190625, 228750, 244000, 300000, 305000, 366000, 381250, 457500, 571875, 610000, 732000, 762500, 915000, 1143750, 1220000, 1525000, 1830000, 2287500, 3050000, 3660000, 4575000, 6100000, 9150000, 18300000]

約数ペア:

[(1, 18300000), (2, 9150000), (3, 6100000), (4, 4575000), (5, 3660000), (6, 3050000), (8, 2287500), (10, 1830000), (12, 1525000), (15, 1220000), (16, 1143750), (20, 915000), (24, 762500), (25, 732000), (30, 610000), (32, 571875), (40, 457500), (48, 381250), (50, 366000), (60, 305000), (61, 300000), (75, 244000), (80, 228750), (96, 190625), (100, 183000), (120, 152500), (122, 150000), (125, 146400), (150, 122000), (160, 114375), (183, 100000), (200, 91500), (240, 76250), (244, 75000), (250, 73200), (300, 61000), (305, 60000), (366, 50000), (375, 48800), (400, 45750), (480, 38125), (488, 37500), (500, 36600), (600, 30500), (610, 30000), (625, 29280), (732, 25000), (750, 24400), (800, 22875), (915, 20000), (976, 18750), (1000, 18300), (1200, 15250), (1220, 15000), (1250, 14640), (1464, 12500), (1500, 12200), (1525, 12000), (1830, 10000), (1875, 9760), (1952, 9375), (2000, 9150), (2400, 7625), (2440, 7500), (2500, 7320), (2928, 6250), (3000, 6100), (3050, 6000), (3125, 5856), (3660, 5000), (3750, 4880), (4000, 4575)]