19005000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{181}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 68228160

約数和(自身を除く): 49223160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 181, 200, 210, 250, 280, 300, 350, 362, 375, 420, 500, 525, 543, 600, 625, 700, 724, 750, 840, 875, 905, 1000, 1050, 1086, 1250, 1267, 1400, 1448, 1500, 1750, 1810, 1875, 2100, 2172, 2500, 2534, 2625, 2715, 3000, 3500, 3620, 3750, 3801, 4200, 4344, 4375, 4525, 5000, 5068, 5250, 5430, 6335, 7000, 7240, 7500, 7602, 8750, 9050, 10136, 10500, 10860, 12670, 13125, 13575, 15000, 15204, 17500, 18100, 19005, 21000, 21720, 22625, 25340, 26250, 27150, 30408, 31675, 35000, 36200, 38010, 45250, 50680, 52500, 54300, 63350, 67875, 76020, 90500, 95025, 105000, 108600, 113125, 126700, 135750, 152040, 158375, 181000, 190050, 226250, 253400, 271500, 316750, 339375, 380100, 452500, 475125, 543000, 633500, 678750, 760200, 791875, 905000, 950250, 1267000, 1357500, 1583750, 1900500, 2375625, 2715000, 3167500, 3801000, 4751250, 6335000, 9502500, 19005000]

約数ペア:

[(1, 19005000), (2, 9502500), (3, 6335000), (4, 4751250), (5, 3801000), (6, 3167500), (7, 2715000), (8, 2375625), (10, 1900500), (12, 1583750), (14, 1357500), (15, 1267000), (20, 950250), (21, 905000), (24, 791875), (25, 760200), (28, 678750), (30, 633500), (35, 543000), (40, 475125), (42, 452500), (50, 380100), (56, 339375), (60, 316750), (70, 271500), (75, 253400), (84, 226250), (100, 190050), (105, 181000), (120, 158375), (125, 152040), (140, 135750), (150, 126700), (168, 113125), (175, 108600), (181, 105000), (200, 95025), (210, 90500), (250, 76020), (280, 67875), (300, 63350), (350, 54300), (362, 52500), (375, 50680), (420, 45250), (500, 38010), (525, 36200), (543, 35000), (600, 31675), (625, 30408), (700, 27150), (724, 26250), (750, 25340), (840, 22625), (875, 21720), (905, 21000), (1000, 19005), (1050, 18100), (1086, 17500), (1250, 15204), (1267, 15000), (1400, 13575), (1448, 13125), (1500, 12670), (1750, 10860), (1810, 10500), (1875, 10136), (2100, 9050), (2172, 8750), (2500, 7602), (2534, 7500), (2625, 7240), (2715, 7000), (3000, 6335), (3500, 5430), (3620, 5250), (3750, 5068), (3801, 5000), (4200, 4525), (4344, 4375)]