28215000

素因数分解:

$2^3\times 3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 320

約数和(自身を含む): 112464000

約数和(自身を除く): 84249000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 25, 27, 30, 33, 36, 38, 40, 44, 45, 50, 54, 55, 57, 60, 66, 72, 75, 76, 88, 90, 95, 99, 100, 108, 110, 114, 120, 125, 132, 135, 150, 152, 165, 171, 180, 190, 198, 200, 209, 216, 220, 225, 228, 250, 264, 270, 275, 285, 297, 300, 330, 342, 360, 375, 380, 396, 418, 440, 450, 456, 475, 495, 500, 513, 540, 550, 570, 594, 600, 625, 627, 660, 675, 684, 750, 760, 792, 825, 836, 855, 900, 950, 990, 1000, 1026, 1045, 1080, 1100, 1125, 1140, 1188, 1250, 1254, 1320, 1350, 1368, 1375, 1425, 1485, 1500, 1650, 1672, 1710, 1800, 1875, 1881, 1900, 1980, 2052, 2090, 2200, 2250, 2280, 2375, 2376, 2475, 2500, 2508, 2565, 2700, 2750, 2850, 2970, 3000, 3135, 3300, 3375, 3420, 3750, 3762, 3800, 3960, 4104, 4125, 4180, 4275, 4500, 4750, 4950, 5000, 5016, 5130, 5225, 5400, 5500, 5625, 5643, 5700, 5940, 6270, 6600, 6750, 6840, 6875, 7125, 7425, 7500, 7524, 8250, 8360, 8550, 9000, 9405, 9500, 9900, 10260, 10450, 11000, 11250, 11286, 11400, 11875, 11880, 12375, 12540, 12825, 13500, 13750, 14250, 14850, 15000, 15048, 15675, 16500, 16875, 17100, 18810, 19000, 19800, 20520, 20625, 20900, 21375, 22500, 22572, 23750, 24750, 25080, 25650, 26125, 27000, 27500, 28215, 28500, 29700, 31350, 33000, 33750, 34200, 35625, 37125, 37620, 41250, 41800, 42750, 45000, 45144, 47025, 47500, 49500, 51300, 52250, 55000, 56430, 57000, 59400, 61875, 62700, 64125, 67500, 71250, 74250, 75240, 78375, 82500, 85500, 94050, 95000, 99000, 102600, 104500, 106875, 112860, 123750, 125400, 128250, 130625, 135000, 141075, 142500, 148500, 156750, 165000, 171000, 185625, 188100, 209000, 213750, 225720, 235125, 247500, 256500, 261250, 282150, 285000, 297000, 313500, 320625, 371250, 376200, 391875, 427500, 470250, 495000, 513000, 522500, 564300, 627000, 641250, 705375, 742500, 783750, 855000, 940500, 1045000, 1128600, 1175625, 1282500, 1410750, 1485000, 1567500, 1881000, 2351250, 2565000, 2821500, 3135000, 3526875, 4702500, 5643000, 7053750, 9405000, 14107500, 28215000]

約数ペア:

[(1, 28215000), (2, 14107500), (3, 9405000), (4, 7053750), (5, 5643000), (6, 4702500), (8, 3526875), (9, 3135000), (10, 2821500), (11, 2565000), (12, 2351250), (15, 1881000), (18, 1567500), (19, 1485000), (20, 1410750), (22, 1282500), (24, 1175625), (25, 1128600), (27, 1045000), (30, 940500), (33, 855000), (36, 783750), (38, 742500), (40, 705375), (44, 641250), (45, 627000), (50, 564300), (54, 522500), (55, 513000), (57, 495000), (60, 470250), (66, 427500), (72, 391875), (75, 376200), (76, 371250), (88, 320625), (90, 313500), (95, 297000), (99, 285000), (100, 282150), (108, 261250), (110, 256500), (114, 247500), (120, 235125), (125, 225720), (132, 213750), (135, 209000), (150, 188100), (152, 185625), (165, 171000), (171, 165000), (180, 156750), (190, 148500), (198, 142500), (200, 141075), (209, 135000), (216, 130625), (220, 128250), (225, 125400), (228, 123750), (250, 112860), (264, 106875), (270, 104500), (275, 102600), (285, 99000), (297, 95000), (300, 94050), (330, 85500), (342, 82500), (360, 78375), (375, 75240), (380, 74250), (396, 71250), (418, 67500), (440, 64125), (450, 62700), (456, 61875), (475, 59400), (495, 57000), (500, 56430), (513, 55000), (540, 52250), (550, 51300), (570, 49500), (594, 47500), (600, 47025), (625, 45144), (627, 45000), (660, 42750), (675, 41800), (684, 41250), (750, 37620), (760, 37125), (792, 35625), (825, 34200), (836, 33750), (855, 33000), (900, 31350), (950, 29700), (990, 28500), (1000, 28215), (1026, 27500), (1045, 27000), (1080, 26125), (1100, 25650), (1125, 25080), (1140, 24750), (1188, 23750), (1250, 22572), (1254, 22500), (1320, 21375), (1350, 20900), (1368, 20625), (1375, 20520), (1425, 19800), (1485, 19000), (1500, 18810), (1650, 17100), (1672, 16875), (1710, 16500), (1800, 15675), (1875, 15048), (1881, 15000), (1900, 14850), (1980, 14250), (2052, 13750), (2090, 13500), (2200, 12825), (2250, 12540), (2280, 12375), (2375, 11880), (2376, 11875), (2475, 11400), (2500, 11286), (2508, 11250), (2565, 11000), (2700, 10450), (2750, 10260), (2850, 9900), (2970, 9500), (3000, 9405), (3135, 9000), (3300, 8550), (3375, 8360), (3420, 8250), (3750, 7524), (3762, 7500), (3800, 7425), (3960, 7125), (4104, 6875), (4125, 6840), (4180, 6750), (4275, 6600), (4500, 6270), (4750, 5940), (4950, 5700), (5000, 5643), (5016, 5625), (5130, 5500), (5225, 5400)]