30817500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{587}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 102867072

約数和(自身を除く): 72049572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 587, 625, 700, 750, 875, 1050, 1174, 1250, 1500, 1750, 1761, 1875, 2100, 2348, 2500, 2625, 2935, 3500, 3522, 3750, 4109, 4375, 5250, 5870, 7044, 7500, 8218, 8750, 8805, 10500, 11740, 12327, 13125, 14675, 16436, 17500, 17610, 20545, 24654, 26250, 29350, 35220, 41090, 44025, 49308, 52500, 58700, 61635, 73375, 82180, 88050, 102725, 123270, 146750, 176100, 205450, 220125, 246540, 293500, 308175, 366875, 410900, 440250, 513625, 616350, 733750, 880500, 1027250, 1100625, 1232700, 1467500, 1540875, 2054500, 2201250, 2568125, 3081750, 4402500, 5136250, 6163500, 7704375, 10272500, 15408750, 30817500]

約数ペア:

[(1, 30817500), (2, 15408750), (3, 10272500), (4, 7704375), (5, 6163500), (6, 5136250), (7, 4402500), (10, 3081750), (12, 2568125), (14, 2201250), (15, 2054500), (20, 1540875), (21, 1467500), (25, 1232700), (28, 1100625), (30, 1027250), (35, 880500), (42, 733750), (50, 616350), (60, 513625), (70, 440250), (75, 410900), (84, 366875), (100, 308175), (105, 293500), (125, 246540), (140, 220125), (150, 205450), (175, 176100), (210, 146750), (250, 123270), (300, 102725), (350, 88050), (375, 82180), (420, 73375), (500, 61635), (525, 58700), (587, 52500), (625, 49308), (700, 44025), (750, 41090), (875, 35220), (1050, 29350), (1174, 26250), (1250, 24654), (1500, 20545), (1750, 17610), (1761, 17500), (1875, 16436), (2100, 14675), (2348, 13125), (2500, 12327), (2625, 11740), (2935, 10500), (3500, 8805), (3522, 8750), (3750, 8218), (4109, 7500), (4375, 7044), (5250, 5870)]