28070400

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 100466784

約数和(自身を除く): 72396384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 43, 48, 50, 51, 60, 64, 68, 75, 80, 85, 86, 96, 100, 102, 120, 128, 129, 136, 150, 160, 170, 172, 192, 200, 204, 215, 240, 255, 256, 258, 272, 300, 320, 340, 344, 384, 400, 408, 425, 430, 480, 510, 512, 516, 544, 600, 640, 645, 680, 688, 731, 768, 800, 816, 850, 860, 960, 1020, 1032, 1075, 1088, 1200, 1275, 1280, 1290, 1360, 1376, 1462, 1536, 1600, 1632, 1700, 1720, 1920, 2040, 2064, 2150, 2176, 2193, 2400, 2550, 2560, 2580, 2720, 2752, 2924, 3200, 3225, 3264, 3400, 3440, 3655, 3840, 4080, 4128, 4300, 4352, 4386, 4800, 5100, 5160, 5440, 5504, 5848, 6400, 6450, 6528, 6800, 6880, 7310, 7680, 8160, 8256, 8600, 8704, 8772, 9600, 10200, 10320, 10880, 10965, 11008, 11696, 12800, 12900, 13056, 13600, 13760, 14620, 16320, 16512, 17200, 17544, 18275, 19200, 20400, 20640, 21760, 21930, 22016, 23392, 25800, 26112, 27200, 27520, 29240, 32640, 33024, 34400, 35088, 36550, 38400, 40800, 41280, 43520, 43860, 46784, 51600, 54400, 54825, 55040, 58480, 65280, 66048, 68800, 70176, 73100, 81600, 82560, 87720, 93568, 103200, 108800, 109650, 110080, 116960, 130560, 137600, 140352, 146200, 163200, 165120, 175440, 187136, 206400, 217600, 219300, 233920, 275200, 280704, 292400, 326400, 330240, 350880, 374272, 412800, 438600, 467840, 550400, 561408, 584800, 652800, 701760, 825600, 877200, 935680, 1122816, 1169600, 1403520, 1651200, 1754400, 1871360, 2339200, 2807040, 3508800, 4678400, 5614080, 7017600, 9356800, 14035200, 28070400]

約数ペア:

[(1, 28070400), (2, 14035200), (3, 9356800), (4, 7017600), (5, 5614080), (6, 4678400), (8, 3508800), (10, 2807040), (12, 2339200), (15, 1871360), (16, 1754400), (17, 1651200), (20, 1403520), (24, 1169600), (25, 1122816), (30, 935680), (32, 877200), (34, 825600), (40, 701760), (43, 652800), (48, 584800), (50, 561408), (51, 550400), (60, 467840), (64, 438600), (68, 412800), (75, 374272), (80, 350880), (85, 330240), (86, 326400), (96, 292400), (100, 280704), (102, 275200), (120, 233920), (128, 219300), (129, 217600), (136, 206400), (150, 187136), (160, 175440), (170, 165120), (172, 163200), (192, 146200), (200, 140352), (204, 137600), (215, 130560), (240, 116960), (255, 110080), (256, 109650), (258, 108800), (272, 103200), (300, 93568), (320, 87720), (340, 82560), (344, 81600), (384, 73100), (400, 70176), (408, 68800), (425, 66048), (430, 65280), (480, 58480), (510, 55040), (512, 54825), (516, 54400), (544, 51600), (600, 46784), (640, 43860), (645, 43520), (680, 41280), (688, 40800), (731, 38400), (768, 36550), (800, 35088), (816, 34400), (850, 33024), (860, 32640), (960, 29240), (1020, 27520), (1032, 27200), (1075, 26112), (1088, 25800), (1200, 23392), (1275, 22016), (1280, 21930), (1290, 21760), (1360, 20640), (1376, 20400), (1462, 19200), (1536, 18275), (1600, 17544), (1632, 17200), (1700, 16512), (1720, 16320), (1920, 14620), (2040, 13760), (2064, 13600), (2150, 13056), (2176, 12900), (2193, 12800), (2400, 11696), (2550, 11008), (2560, 10965), (2580, 10880), (2720, 10320), (2752, 10200), (2924, 9600), (3200, 8772), (3225, 8704), (3264, 8600), (3400, 8256), (3440, 8160), (3655, 7680), (3840, 7310), (4080, 6880), (4128, 6800), (4300, 6528), (4352, 6450), (4386, 6400), (4800, 5848), (5100, 5504), (5160, 5440)]