19309500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{613}}^1$

素因数の和:645

約数の個数: 144

約数和(自身を含む): 69730752

約数和(自身を除く): 50421252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 613, 630, 700, 750, 875, 900, 1050, 1125, 1226, 1260, 1500, 1575, 1750, 1839, 2100, 2250, 2452, 2625, 3065, 3150, 3500, 3678, 4291, 4500, 5250, 5517, 6130, 6300, 7356, 7875, 8582, 9195, 10500, 11034, 12260, 12873, 15325, 15750, 17164, 18390, 21455, 22068, 25746, 27585, 30650, 31500, 36780, 38619, 42910, 45975, 51492, 55170, 61300, 64365, 76625, 77238, 85820, 91950, 107275, 110340, 128730, 137925, 153250, 154476, 183900, 193095, 214550, 229875, 257460, 275850, 306500, 321825, 386190, 429100, 459750, 536375, 551700, 643650, 689625, 772380, 919500, 965475, 1072750, 1287300, 1379250, 1609125, 1930950, 2145500, 2758500, 3218250, 3861900, 4827375, 6436500, 9654750, 19309500]

約数ペア:

[(1, 19309500), (2, 9654750), (3, 6436500), (4, 4827375), (5, 3861900), (6, 3218250), (7, 2758500), (9, 2145500), (10, 1930950), (12, 1609125), (14, 1379250), (15, 1287300), (18, 1072750), (20, 965475), (21, 919500), (25, 772380), (28, 689625), (30, 643650), (35, 551700), (36, 536375), (42, 459750), (45, 429100), (50, 386190), (60, 321825), (63, 306500), (70, 275850), (75, 257460), (84, 229875), (90, 214550), (100, 193095), (105, 183900), (125, 154476), (126, 153250), (140, 137925), (150, 128730), (175, 110340), (180, 107275), (210, 91950), (225, 85820), (250, 77238), (252, 76625), (300, 64365), (315, 61300), (350, 55170), (375, 51492), (420, 45975), (450, 42910), (500, 38619), (525, 36780), (613, 31500), (630, 30650), (700, 27585), (750, 25746), (875, 22068), (900, 21455), (1050, 18390), (1125, 17164), (1226, 15750), (1260, 15325), (1500, 12873), (1575, 12260), (1750, 11034), (1839, 10500), (2100, 9195), (2250, 8582), (2452, 7875), (2625, 7356), (3065, 6300), (3150, 6130), (3500, 5517), (3678, 5250), (4291, 4500)]