31528560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{383}}^1$

素因数の和:420

約数の個数: 160

約数和(自身を含む): 114278400

約数和(自身を除く): 82749840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 383, 392, 420, 490, 560, 588, 686, 735, 766, 784, 840, 980, 1029, 1149, 1176, 1372, 1470, 1532, 1680, 1715, 1915, 1960, 2058, 2298, 2352, 2681, 2744, 2940, 3064, 3430, 3830, 3920, 4116, 4596, 5145, 5362, 5488, 5745, 5880, 6128, 6860, 7660, 8043, 8232, 9192, 10290, 10724, 11490, 11760, 13405, 13720, 15320, 16086, 16464, 18384, 18767, 20580, 21448, 22980, 26810, 27440, 30640, 32172, 37534, 40215, 41160, 42896, 45960, 53620, 56301, 64344, 75068, 80430, 82320, 91920, 93835, 107240, 112602, 128688, 131369, 150136, 160860, 187670, 214480, 225204, 262738, 281505, 300272, 321720, 375340, 394107, 450408, 525476, 563010, 643440, 656845, 750680, 788214, 900816, 1050952, 1126020, 1313690, 1501360, 1576428, 1970535, 2101904, 2252040, 2627380, 3152856, 3941070, 4504080, 5254760, 6305712, 7882140, 10509520, 15764280, 31528560]

約数ペア:

[(1, 31528560), (2, 15764280), (3, 10509520), (4, 7882140), (5, 6305712), (6, 5254760), (7, 4504080), (8, 3941070), (10, 3152856), (12, 2627380), (14, 2252040), (15, 2101904), (16, 1970535), (20, 1576428), (21, 1501360), (24, 1313690), (28, 1126020), (30, 1050952), (35, 900816), (40, 788214), (42, 750680), (48, 656845), (49, 643440), (56, 563010), (60, 525476), (70, 450408), (80, 394107), (84, 375340), (98, 321720), (105, 300272), (112, 281505), (120, 262738), (140, 225204), (147, 214480), (168, 187670), (196, 160860), (210, 150136), (240, 131369), (245, 128688), (280, 112602), (294, 107240), (336, 93835), (343, 91920), (383, 82320), (392, 80430), (420, 75068), (490, 64344), (560, 56301), (588, 53620), (686, 45960), (735, 42896), (766, 41160), (784, 40215), (840, 37534), (980, 32172), (1029, 30640), (1149, 27440), (1176, 26810), (1372, 22980), (1470, 21448), (1532, 20580), (1680, 18767), (1715, 18384), (1915, 16464), (1960, 16086), (2058, 15320), (2298, 13720), (2352, 13405), (2681, 11760), (2744, 11490), (2940, 10724), (3064, 10290), (3430, 9192), (3830, 8232), (3920, 8043), (4116, 7660), (4596, 6860), (5145, 6128), (5362, 5880), (5488, 5745)]