520208640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{6451}}^1$

素因数の和:6485

約数の個数: 216

約数和(自身を含む): 2057310528

約数和(自身を除く): 1537101888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6451, 6720, 8064, 8960, 10080, 11520, 12902, 13440, 16128, 19353, 20160, 25804, 26880, 32255, 38706, 40320, 45157, 51608, 58059, 64510, 77412, 80640, 90314, 96765, 103216, 116118, 129020, 135471, 154824, 180628, 193530, 206432, 225785, 232236, 258040, 270942, 290295, 309648, 361256, 387060, 406413, 412864, 451570, 464472, 516080, 541884, 580590, 619296, 677355, 722512, 774120, 812826, 825728, 903140, 928944, 1032160, 1083768, 1161180, 1238592, 1354710, 1445024, 1548240, 1625652, 1651456, 1806280, 1857888, 2032065, 2064320, 2167536, 2322360, 2477184, 2709420, 2890048, 3096480, 3251304, 3612560, 3715776, 4064130, 4128640, 4335072, 4644720, 4954368, 5418840, 5780096, 6192960, 6502608, 7225120, 7431552, 8128260, 8257280, 8670144, 9289440, 10837680, 11560192, 12385920, 13005216, 14450240, 14863104, 16256520, 17340288, 18578880, 21675360, 24771840, 26010432, 28900480, 32513040, 34680576, 37157760, 43350720, 52020864, 57800960, 65026080, 74315520, 86701440, 104041728, 130052160, 173402880, 260104320, 520208640]

約数ペア:

[(1, 520208640), (2, 260104320), (3, 173402880), (4, 130052160), (5, 104041728), (6, 86701440), (7, 74315520), (8, 65026080), (9, 57800960), (10, 52020864), (12, 43350720), (14, 37157760), (15, 34680576), (16, 32513040), (18, 28900480), (20, 26010432), (21, 24771840), (24, 21675360), (28, 18578880), (30, 17340288), (32, 16256520), (35, 14863104), (36, 14450240), (40, 13005216), (42, 12385920), (45, 11560192), (48, 10837680), (56, 9289440), (60, 8670144), (63, 8257280), (64, 8128260), (70, 7431552), (72, 7225120), (80, 6502608), (84, 6192960), (90, 5780096), (96, 5418840), (105, 4954368), (112, 4644720), (120, 4335072), (126, 4128640), (128, 4064130), (140, 3715776), (144, 3612560), (160, 3251304), (168, 3096480), (180, 2890048), (192, 2709420), (210, 2477184), (224, 2322360), (240, 2167536), (252, 2064320), (256, 2032065), (280, 1857888), (288, 1806280), (315, 1651456), (320, 1625652), (336, 1548240), (360, 1445024), (384, 1354710), (420, 1238592), (448, 1161180), (480, 1083768), (504, 1032160), (560, 928944), (576, 903140), (630, 825728), (640, 812826), (672, 774120), (720, 722512), (768, 677355), (840, 619296), (896, 580590), (960, 541884), (1008, 516080), (1120, 464472), (1152, 451570), (1260, 412864), (1280, 406413), (1344, 387060), (1440, 361256), (1680, 309648), (1792, 290295), (1920, 270942), (2016, 258040), (2240, 232236), (2304, 225785), (2520, 206432), (2688, 193530), (2880, 180628), (3360, 154824), (3840, 135471), (4032, 129020), (4480, 116118), (5040, 103216), (5376, 96765), (5760, 90314), (6451, 80640), (6720, 77412), (8064, 64510), (8960, 58059), (10080, 51608), (11520, 45157), (12902, 40320), (13440, 38706), (16128, 32255), (19353, 26880), (20160, 25804)]