28272000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 256

約数和(自身を含む): 101836800

約数和(自身を除く): 73564800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 31, 32, 38, 40, 48, 50, 57, 60, 62, 64, 75, 76, 80, 93, 95, 96, 100, 114, 120, 124, 125, 128, 150, 152, 155, 160, 186, 190, 192, 200, 228, 240, 248, 250, 285, 300, 304, 310, 320, 372, 375, 380, 384, 400, 456, 465, 475, 480, 496, 500, 570, 589, 600, 608, 620, 640, 744, 750, 760, 775, 800, 912, 930, 950, 960, 992, 1000, 1140, 1178, 1200, 1216, 1240, 1425, 1488, 1500, 1520, 1550, 1600, 1767, 1824, 1860, 1900, 1920, 1984, 2000, 2280, 2325, 2356, 2375, 2400, 2432, 2480, 2850, 2945, 2976, 3000, 3040, 3100, 3200, 3534, 3648, 3720, 3800, 3875, 3968, 4000, 4560, 4650, 4712, 4750, 4800, 4960, 5700, 5890, 5952, 6000, 6080, 6200, 7068, 7125, 7296, 7440, 7600, 7750, 8000, 8835, 9120, 9300, 9424, 9500, 9600, 9920, 11400, 11625, 11780, 11904, 12000, 12160, 12400, 14136, 14250, 14725, 14880, 15200, 15500, 16000, 17670, 18240, 18600, 18848, 19000, 19840, 22800, 23250, 23560, 24000, 24800, 28272, 28500, 29450, 29760, 30400, 31000, 35340, 36480, 37200, 37696, 38000, 44175, 45600, 46500, 47120, 48000, 49600, 56544, 57000, 58900, 59520, 60800, 62000, 70680, 73625, 74400, 75392, 76000, 88350, 91200, 93000, 94240, 99200, 113088, 114000, 117800, 124000, 141360, 147250, 148800, 152000, 176700, 182400, 186000, 188480, 220875, 226176, 228000, 235600, 248000, 282720, 294500, 297600, 304000, 353400, 372000, 376960, 441750, 456000, 471200, 496000, 565440, 589000, 706800, 744000, 883500, 912000, 942400, 1130880, 1178000, 1413600, 1488000, 1767000, 1884800, 2356000, 2827200, 3534000, 4712000, 5654400, 7068000, 9424000, 14136000, 28272000]

約数ペア:

[(1, 28272000), (2, 14136000), (3, 9424000), (4, 7068000), (5, 5654400), (6, 4712000), (8, 3534000), (10, 2827200), (12, 2356000), (15, 1884800), (16, 1767000), (19, 1488000), (20, 1413600), (24, 1178000), (25, 1130880), (30, 942400), (31, 912000), (32, 883500), (38, 744000), (40, 706800), (48, 589000), (50, 565440), (57, 496000), (60, 471200), (62, 456000), (64, 441750), (75, 376960), (76, 372000), (80, 353400), (93, 304000), (95, 297600), (96, 294500), (100, 282720), (114, 248000), (120, 235600), (124, 228000), (125, 226176), (128, 220875), (150, 188480), (152, 186000), (155, 182400), (160, 176700), (186, 152000), (190, 148800), (192, 147250), (200, 141360), (228, 124000), (240, 117800), (248, 114000), (250, 113088), (285, 99200), (300, 94240), (304, 93000), (310, 91200), (320, 88350), (372, 76000), (375, 75392), (380, 74400), (384, 73625), (400, 70680), (456, 62000), (465, 60800), (475, 59520), (480, 58900), (496, 57000), (500, 56544), (570, 49600), (589, 48000), (600, 47120), (608, 46500), (620, 45600), (640, 44175), (744, 38000), (750, 37696), (760, 37200), (775, 36480), (800, 35340), (912, 31000), (930, 30400), (950, 29760), (960, 29450), (992, 28500), (1000, 28272), (1140, 24800), (1178, 24000), (1200, 23560), (1216, 23250), (1240, 22800), (1425, 19840), (1488, 19000), (1500, 18848), (1520, 18600), (1550, 18240), (1600, 17670), (1767, 16000), (1824, 15500), (1860, 15200), (1900, 14880), (1920, 14725), (1984, 14250), (2000, 14136), (2280, 12400), (2325, 12160), (2356, 12000), (2375, 11904), (2400, 11780), (2432, 11625), (2480, 11400), (2850, 9920), (2945, 9600), (2976, 9500), (3000, 9424), (3040, 9300), (3100, 9120), (3200, 8835), (3534, 8000), (3648, 7750), (3720, 7600), (3800, 7440), (3875, 7296), (3968, 7125), (4000, 7068), (4560, 6200), (4650, 6080), (4712, 6000), (4750, 5952), (4800, 5890), (4960, 5700)]