15675000

素因数分解:

$2^3\times 3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 192

約数和(自身を含む): 56246400

約数和(自身を除く): 40571400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 25, 30, 33, 38, 40, 44, 50, 55, 57, 60, 66, 75, 76, 88, 95, 100, 110, 114, 120, 125, 132, 150, 152, 165, 190, 200, 209, 220, 228, 250, 264, 275, 285, 300, 330, 375, 380, 418, 440, 456, 475, 500, 550, 570, 600, 625, 627, 660, 750, 760, 825, 836, 950, 1000, 1045, 1100, 1140, 1250, 1254, 1320, 1375, 1425, 1500, 1650, 1672, 1875, 1900, 2090, 2200, 2280, 2375, 2500, 2508, 2750, 2850, 3000, 3125, 3135, 3300, 3750, 3800, 4125, 4180, 4750, 5000, 5016, 5225, 5500, 5700, 6250, 6270, 6600, 6875, 7125, 7500, 8250, 8360, 9375, 9500, 10450, 11000, 11400, 11875, 12500, 12540, 13750, 14250, 15000, 15675, 16500, 18750, 19000, 20625, 20900, 23750, 25000, 25080, 26125, 27500, 28500, 31350, 33000, 34375, 35625, 37500, 41250, 41800, 47500, 52250, 55000, 57000, 59375, 62700, 68750, 71250, 75000, 78375, 82500, 95000, 103125, 104500, 118750, 125400, 130625, 137500, 142500, 156750, 165000, 178125, 206250, 209000, 237500, 261250, 275000, 285000, 313500, 356250, 391875, 412500, 475000, 522500, 627000, 653125, 712500, 783750, 825000, 1045000, 1306250, 1425000, 1567500, 1959375, 2612500, 3135000, 3918750, 5225000, 7837500, 15675000]

約数ペア:

[(1, 15675000), (2, 7837500), (3, 5225000), (4, 3918750), (5, 3135000), (6, 2612500), (8, 1959375), (10, 1567500), (11, 1425000), (12, 1306250), (15, 1045000), (19, 825000), (20, 783750), (22, 712500), (24, 653125), (25, 627000), (30, 522500), (33, 475000), (38, 412500), (40, 391875), (44, 356250), (50, 313500), (55, 285000), (57, 275000), (60, 261250), (66, 237500), (75, 209000), (76, 206250), (88, 178125), (95, 165000), (100, 156750), (110, 142500), (114, 137500), (120, 130625), (125, 125400), (132, 118750), (150, 104500), (152, 103125), (165, 95000), (190, 82500), (200, 78375), (209, 75000), (220, 71250), (228, 68750), (250, 62700), (264, 59375), (275, 57000), (285, 55000), (300, 52250), (330, 47500), (375, 41800), (380, 41250), (418, 37500), (440, 35625), (456, 34375), (475, 33000), (500, 31350), (550, 28500), (570, 27500), (600, 26125), (625, 25080), (627, 25000), (660, 23750), (750, 20900), (760, 20625), (825, 19000), (836, 18750), (950, 16500), (1000, 15675), (1045, 15000), (1100, 14250), (1140, 13750), (1250, 12540), (1254, 12500), (1320, 11875), (1375, 11400), (1425, 11000), (1500, 10450), (1650, 9500), (1672, 9375), (1875, 8360), (1900, 8250), (2090, 7500), (2200, 7125), (2280, 6875), (2375, 6600), (2500, 6270), (2508, 6250), (2750, 5700), (2850, 5500), (3000, 5225), (3125, 5016), (3135, 5000), (3300, 4750), (3750, 4180), (3800, 4125)]