1619771520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9479}}^1$

素因数の和:9590

約数の個数: 128

約数和(自身を含む): 5221584000

約数和(自身を除く): 3601812480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 267, 320, 356, 384, 445, 480, 534, 640, 712, 890, 960, 1068, 1335, 1424, 1780, 1920, 2136, 2670, 2848, 3560, 4272, 5340, 5696, 7120, 8544, 9479, 10680, 11392, 14240, 17088, 18958, 21360, 28437, 28480, 34176, 37916, 42720, 47395, 56874, 56960, 75832, 85440, 94790, 113748, 142185, 151664, 170880, 189580, 227496, 284370, 303328, 379160, 454992, 568740, 606656, 758320, 843631, 909984, 1137480, 1213312, 1516640, 1687262, 1819968, 2274960, 2530893, 3033280, 3374524, 3639936, 4218155, 4549920, 5061786, 6066560, 6749048, 8436310, 9099840, 10123572, 12654465, 13498096, 16872620, 18199680, 20247144, 25308930, 26996192, 33745240, 40494288, 50617860, 53992384, 67490480, 80988576, 101235720, 107984768, 134980960, 161977152, 202471440, 269961920, 323954304, 404942880, 539923840, 809885760, 1619771520]

約数ペア:

[(1, 1619771520), (2, 809885760), (3, 539923840), (4, 404942880), (5, 323954304), (6, 269961920), (8, 202471440), (10, 161977152), (12, 134980960), (15, 107984768), (16, 101235720), (20, 80988576), (24, 67490480), (30, 53992384), (32, 50617860), (40, 40494288), (48, 33745240), (60, 26996192), (64, 25308930), (80, 20247144), (89, 18199680), (96, 16872620), (120, 13498096), (128, 12654465), (160, 10123572), (178, 9099840), (192, 8436310), (240, 6749048), (267, 6066560), (320, 5061786), (356, 4549920), (384, 4218155), (445, 3639936), (480, 3374524), (534, 3033280), (640, 2530893), (712, 2274960), (890, 1819968), (960, 1687262), (1068, 1516640), (1335, 1213312), (1424, 1137480), (1780, 909984), (1920, 843631), (2136, 758320), (2670, 606656), (2848, 568740), (3560, 454992), (4272, 379160), (5340, 303328), (5696, 284370), (7120, 227496), (8544, 189580), (9479, 170880), (10680, 151664), (11392, 142185), (14240, 113748), (17088, 94790), (18958, 85440), (21360, 75832), (28437, 56960), (28480, 56874), (34176, 47395), (37916, 42720)]