2564640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 9493848

約数和(自身を除く): 6929208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 137, 144, 156, 160, 180, 195, 208, 234, 240, 260, 274, 288, 312, 360, 390, 411, 416, 468, 480, 520, 548, 585, 624, 685, 720, 780, 822, 936, 1040, 1096, 1170, 1233, 1248, 1370, 1440, 1560, 1644, 1781, 1872, 2055, 2080, 2192, 2340, 2466, 2740, 3120, 3288, 3562, 3744, 4110, 4384, 4680, 4932, 5343, 5480, 6165, 6240, 6576, 7124, 8220, 8905, 9360, 9864, 10686, 10960, 12330, 13152, 14248, 16029, 16440, 17810, 18720, 19728, 21372, 21920, 24660, 26715, 28496, 32058, 32880, 35620, 39456, 42744, 49320, 53430, 56992, 64116, 65760, 71240, 80145, 85488, 98640, 106860, 128232, 142480, 160290, 170976, 197280, 213720, 256464, 284960, 320580, 427440, 512928, 641160, 854880, 1282320, 2564640]

約数ペア:

[(1, 2564640), (2, 1282320), (3, 854880), (4, 641160), (5, 512928), (6, 427440), (8, 320580), (9, 284960), (10, 256464), (12, 213720), (13, 197280), (15, 170976), (16, 160290), (18, 142480), (20, 128232), (24, 106860), (26, 98640), (30, 85488), (32, 80145), (36, 71240), (39, 65760), (40, 64116), (45, 56992), (48, 53430), (52, 49320), (60, 42744), (65, 39456), (72, 35620), (78, 32880), (80, 32058), (90, 28496), (96, 26715), (104, 24660), (117, 21920), (120, 21372), (130, 19728), (137, 18720), (144, 17810), (156, 16440), (160, 16029), (180, 14248), (195, 13152), (208, 12330), (234, 10960), (240, 10686), (260, 9864), (274, 9360), (288, 8905), (312, 8220), (360, 7124), (390, 6576), (411, 6240), (416, 6165), (468, 5480), (480, 5343), (520, 4932), (548, 4680), (585, 4384), (624, 4110), (685, 3744), (720, 3562), (780, 3288), (822, 3120), (936, 2740), (1040, 2466), (1096, 2340), (1170, 2192), (1233, 2080), (1248, 2055), (1370, 1872), (1440, 1781), (1560, 1644)]