51556500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 179699520

約数和(自身を除く): 128143020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 67, 75, 76, 81, 90, 95, 100, 108, 114, 125, 134, 135, 150, 162, 171, 180, 190, 201, 225, 228, 250, 268, 270, 285, 300, 324, 335, 342, 375, 380, 402, 405, 450, 475, 500, 513, 540, 570, 603, 670, 675, 684, 750, 804, 810, 855, 900, 950, 1005, 1026, 1125, 1140, 1206, 1273, 1340, 1350, 1425, 1500, 1539, 1620, 1675, 1710, 1809, 1900, 2010, 2025, 2052, 2250, 2375, 2412, 2546, 2565, 2700, 2850, 3015, 3078, 3350, 3375, 3420, 3618, 3819, 4020, 4050, 4275, 4500, 4750, 5025, 5092, 5130, 5427, 5700, 6030, 6156, 6365, 6700, 6750, 7125, 7236, 7638, 7695, 8100, 8375, 8550, 9045, 9500, 10050, 10125, 10260, 10854, 11457, 12060, 12730, 12825, 13500, 14250, 15075, 15276, 15390, 16750, 17100, 18090, 19095, 20100, 20250, 21375, 21708, 22914, 25125, 25460, 25650, 27135, 28500, 30150, 30780, 31825, 33500, 34371, 36180, 38190, 38475, 40500, 42750, 45225, 45828, 50250, 51300, 54270, 57285, 60300, 63650, 64125, 68742, 75375, 76380, 76950, 85500, 90450, 95475, 100500, 103113, 108540, 114570, 127300, 128250, 135675, 137484, 150750, 153900, 159125, 171855, 180900, 190950, 192375, 206226, 226125, 229140, 256500, 271350, 286425, 301500, 318250, 343710, 381900, 384750, 412452, 452250, 477375, 515565, 542700, 572850, 636500, 678375, 687420, 769500, 859275, 904500, 954750, 1031130, 1145700, 1356750, 1432125, 1718550, 1909500, 2062260, 2577825, 2713500, 2864250, 3437100, 4296375, 5155650, 5728500, 8592750, 10311300, 12889125, 17185500, 25778250, 51556500]

約数ペア:

[(1, 51556500), (2, 25778250), (3, 17185500), (4, 12889125), (5, 10311300), (6, 8592750), (9, 5728500), (10, 5155650), (12, 4296375), (15, 3437100), (18, 2864250), (19, 2713500), (20, 2577825), (25, 2062260), (27, 1909500), (30, 1718550), (36, 1432125), (38, 1356750), (45, 1145700), (50, 1031130), (54, 954750), (57, 904500), (60, 859275), (67, 769500), (75, 687420), (76, 678375), (81, 636500), (90, 572850), (95, 542700), (100, 515565), (108, 477375), (114, 452250), (125, 412452), (134, 384750), (135, 381900), (150, 343710), (162, 318250), (171, 301500), (180, 286425), (190, 271350), (201, 256500), (225, 229140), (228, 226125), (250, 206226), (268, 192375), (270, 190950), (285, 180900), (300, 171855), (324, 159125), (335, 153900), (342, 150750), (375, 137484), (380, 135675), (402, 128250), (405, 127300), (450, 114570), (475, 108540), (500, 103113), (513, 100500), (540, 95475), (570, 90450), (603, 85500), (670, 76950), (675, 76380), (684, 75375), (750, 68742), (804, 64125), (810, 63650), (855, 60300), (900, 57285), (950, 54270), (1005, 51300), (1026, 50250), (1125, 45828), (1140, 45225), (1206, 42750), (1273, 40500), (1340, 38475), (1350, 38190), (1425, 36180), (1500, 34371), (1539, 33500), (1620, 31825), (1675, 30780), (1710, 30150), (1809, 28500), (1900, 27135), (2010, 25650), (2025, 25460), (2052, 25125), (2250, 22914), (2375, 21708), (2412, 21375), (2546, 20250), (2565, 20100), (2700, 19095), (2850, 18090), (3015, 17100), (3078, 16750), (3350, 15390), (3375, 15276), (3420, 15075), (3618, 14250), (3819, 13500), (4020, 12825), (4050, 12730), (4275, 12060), (4500, 11457), (4750, 10854), (5025, 10260), (5092, 10125), (5130, 10050), (5427, 9500), (5700, 9045), (6030, 8550), (6156, 8375), (6365, 8100), (6700, 7695), (6750, 7638), (7125, 7236)]