212812800

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 264

約数和(自身を含む): 749300256

約数和(自身を除く): 536487456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 163, 170, 192, 200, 204, 240, 255, 256, 272, 300, 320, 326, 340, 384, 400, 408, 425, 480, 489, 510, 512, 544, 600, 640, 652, 680, 768, 800, 815, 816, 850, 960, 978, 1020, 1024, 1088, 1200, 1275, 1280, 1304, 1360, 1536, 1600, 1630, 1632, 1700, 1920, 1956, 2040, 2176, 2400, 2445, 2550, 2560, 2608, 2720, 2771, 3072, 3200, 3260, 3264, 3400, 3840, 3912, 4075, 4080, 4352, 4800, 4890, 5100, 5120, 5216, 5440, 5542, 6400, 6520, 6528, 6800, 7680, 7824, 8150, 8160, 8313, 8704, 9600, 9780, 10200, 10432, 10880, 11084, 12225, 12800, 13040, 13056, 13600, 13855, 15360, 15648, 16300, 16320, 16626, 17408, 19200, 19560, 20400, 20864, 21760, 22168, 24450, 25600, 26080, 26112, 27200, 27710, 31296, 32600, 32640, 33252, 38400, 39120, 40800, 41565, 41728, 43520, 44336, 48900, 52160, 52224, 54400, 55420, 62592, 65200, 65280, 66504, 69275, 76800, 78240, 81600, 83130, 83456, 87040, 88672, 97800, 104320, 108800, 110840, 125184, 130400, 130560, 133008, 138550, 156480, 163200, 166260, 166912, 177344, 195600, 207825, 208640, 217600, 221680, 250368, 260800, 261120, 266016, 277100, 312960, 326400, 332520, 354688, 391200, 415650, 417280, 435200, 443360, 500736, 521600, 532032, 554200, 625920, 652800, 665040, 709376, 782400, 831300, 834560, 886720, 1043200, 1064064, 1108400, 1251840, 1305600, 1330080, 1418752, 1564800, 1662600, 1773440, 2086400, 2128128, 2216800, 2503680, 2660160, 2837504, 3129600, 3325200, 3546880, 4172800, 4256256, 4433600, 5320320, 6259200, 6650400, 7093760, 8512512, 8867200, 10640640, 12518400, 13300800, 14187520, 17734400, 21281280, 26601600, 35468800, 42562560, 53203200, 70937600, 106406400, 212812800]

約数ペア:

[(1, 212812800), (2, 106406400), (3, 70937600), (4, 53203200), (5, 42562560), (6, 35468800), (8, 26601600), (10, 21281280), (12, 17734400), (15, 14187520), (16, 13300800), (17, 12518400), (20, 10640640), (24, 8867200), (25, 8512512), (30, 7093760), (32, 6650400), (34, 6259200), (40, 5320320), (48, 4433600), (50, 4256256), (51, 4172800), (60, 3546880), (64, 3325200), (68, 3129600), (75, 2837504), (80, 2660160), (85, 2503680), (96, 2216800), (100, 2128128), (102, 2086400), (120, 1773440), (128, 1662600), (136, 1564800), (150, 1418752), (160, 1330080), (163, 1305600), (170, 1251840), (192, 1108400), (200, 1064064), (204, 1043200), (240, 886720), (255, 834560), (256, 831300), (272, 782400), (300, 709376), (320, 665040), (326, 652800), (340, 625920), (384, 554200), (400, 532032), (408, 521600), (425, 500736), (480, 443360), (489, 435200), (510, 417280), (512, 415650), (544, 391200), (600, 354688), (640, 332520), (652, 326400), (680, 312960), (768, 277100), (800, 266016), (815, 261120), (816, 260800), (850, 250368), (960, 221680), (978, 217600), (1020, 208640), (1024, 207825), (1088, 195600), (1200, 177344), (1275, 166912), (1280, 166260), (1304, 163200), (1360, 156480), (1536, 138550), (1600, 133008), (1630, 130560), (1632, 130400), (1700, 125184), (1920, 110840), (1956, 108800), (2040, 104320), (2176, 97800), (2400, 88672), (2445, 87040), (2550, 83456), (2560, 83130), (2608, 81600), (2720, 78240), (2771, 76800), (3072, 69275), (3200, 66504), (3260, 65280), (3264, 65200), (3400, 62592), (3840, 55420), (3912, 54400), (4075, 52224), (4080, 52160), (4352, 48900), (4800, 44336), (4890, 43520), (5100, 41728), (5120, 41565), (5216, 40800), (5440, 39120), (5542, 38400), (6400, 33252), (6520, 32640), (6528, 32600), (6800, 31296), (7680, 27710), (7824, 27200), (8150, 26112), (8160, 26080), (8313, 25600), (8704, 24450), (9600, 22168), (9780, 21760), (10200, 20864), (10432, 20400), (10880, 19560), (11084, 19200), (12225, 17408), (12800, 16626), (13040, 16320), (13056, 16300), (13600, 15648), (13855, 15360)]