220699920

素因数分解:

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

素因数の和:427

約数の個数: 200

約数和(自身を含む): 800234496

約数和(自身を除く): 579534576

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, 2401, 2681, 2744, 2940, 3064, 3430, 3830, 3920, 4116, 4596, 4802, 5145, 5362, 5488, 5745, 5880, 6128, 6860, 7203, 7660, 8043, 8232, 9192, 9604, 10290, 10724, 11490, 11760, 12005, 13405, 13720, 14406, 15320, 16086, 16464, 18384, 18767, 19208, 20580, 21448, 22980, 24010, 26810, 27440, 28812, 30640, 32172, 36015, 37534, 38416, 40215, 41160, 42896, 45960, 48020, 53620, 56301, 57624, 64344, 72030, 75068, 80430, 82320, 91920, 93835, 96040, 107240, 112602, 115248, 128688, 131369, 144060, 150136, 160860, 187670, 192080, 214480, 225204, 262738, 281505, 288120, 300272, 321720, 375340, 394107, 450408, 525476, 563010, 576240, 643440, 656845, 750680, 788214, 900816, 919583, 1050952, 1126020, 1313690, 1501360, 1576428, 1839166, 1970535, 2101904, 2252040, 2627380, 2758749, 3152856, 3678332, 3941070, 4504080, 4597915, 5254760, 5517498, 6305712, 7356664, 7882140, 9195830, 10509520, 11034996, 13793745, 14713328, 15764280, 18391660, 22069992, 27587490, 31528560, 36783320, 44139984, 55174980, 73566640, 110349960, 220699920]

約数ペア:

[(1, 220699920), (2, 110349960), (3, 73566640), (4, 55174980), (5, 44139984), (6, 36783320), (7, 31528560), (8, 27587490), (10, 22069992), (12, 18391660), (14, 15764280), (15, 14713328), (16, 13793745), (20, 11034996), (21, 10509520), (24, 9195830), (28, 7882140), (30, 7356664), (35, 6305712), (40, 5517498), (42, 5254760), (48, 4597915), (49, 4504080), (56, 3941070), (60, 3678332), (70, 3152856), (80, 2758749), (84, 2627380), (98, 2252040), (105, 2101904), (112, 1970535), (120, 1839166), (140, 1576428), (147, 1501360), (168, 1313690), (196, 1126020), (210, 1050952), (240, 919583), (245, 900816), (280, 788214), (294, 750680), (336, 656845), (343, 643440), (383, 576240), (392, 563010), (420, 525476), (490, 450408), (560, 394107), (588, 375340), (686, 321720), (735, 300272), (766, 288120), (784, 281505), (840, 262738), (980, 225204), (1029, 214480), (1149, 192080), (1176, 187670), (1372, 160860), (1470, 150136), (1532, 144060), (1680, 131369), (1715, 128688), (1915, 115248), (1960, 112602), (2058, 107240), (2298, 96040), (2352, 93835), (2401, 91920), (2681, 82320), (2744, 80430), (2940, 75068), (3064, 72030), (3430, 64344), (3830, 57624), (3920, 56301), (4116, 53620), (4596, 48020), (4802, 45960), (5145, 42896), (5362, 41160), (5488, 40215), (5745, 38416), (5880, 37534), (6128, 36015), (6860, 32172), (7203, 30640), (7660, 28812), (8043, 27440), (8232, 26810), (9192, 24010), (9604, 22980), (10290, 21448), (10724, 20580), (11490, 19208), (11760, 18767), (12005, 18384), (13405, 16464), (13720, 16086), (14406, 15320)]