221222400

素因数分解:

$2^9\times 3^1\times 5^2\times 7^1\times {\mathrm{823}}^1$

素因数の和:861

約数の個数: 240

約数和(自身を含む): 836208384

約数和(自身を除く): 614985984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 512, 525, 560, 600, 640, 672, 700, 768, 800, 823, 840, 896, 960, 1050, 1120, 1200, 1280, 1344, 1400, 1536, 1600, 1646, 1680, 1792, 1920, 2100, 2240, 2400, 2469, 2560, 2688, 2800, 3200, 3292, 3360, 3584, 3840, 4115, 4200, 4480, 4800, 4938, 5376, 5600, 5761, 6400, 6584, 6720, 7680, 8230, 8400, 8960, 9600, 9876, 10752, 11200, 11522, 12345, 12800, 13168, 13440, 16460, 16800, 17283, 17920, 19200, 19752, 20575, 22400, 23044, 24690, 26336, 26880, 28805, 32920, 33600, 34566, 38400, 39504, 41150, 44800, 46088, 49380, 52672, 53760, 57610, 61725, 65840, 67200, 69132, 79008, 82300, 86415, 89600, 92176, 98760, 105344, 115220, 123450, 131680, 134400, 138264, 144025, 158016, 164600, 172830, 184352, 197520, 210688, 230440, 246900, 263360, 268800, 276528, 288050, 316032, 329200, 345660, 368704, 395040, 421376, 432075, 460880, 493800, 526720, 553056, 576100, 632064, 658400, 691320, 737408, 790080, 864150, 921760, 987600, 1053440, 1106112, 1152200, 1264128, 1316800, 1382640, 1474816, 1580160, 1728300, 1843520, 1975200, 2106880, 2212224, 2304400, 2633600, 2765280, 2949632, 3160320, 3456600, 3687040, 3950400, 4424448, 4608800, 5267200, 5530560, 6320640, 6913200, 7374080, 7900800, 8848896, 9217600, 10534400, 11061120, 13826400, 14748160, 15801600, 18435200, 22122240, 27652800, 31603200, 36870400, 44244480, 55305600, 73740800, 110611200, 221222400]

約数ペア:

[(1, 221222400), (2, 110611200), (3, 73740800), (4, 55305600), (5, 44244480), (6, 36870400), (7, 31603200), (8, 27652800), (10, 22122240), (12, 18435200), (14, 15801600), (15, 14748160), (16, 13826400), (20, 11061120), (21, 10534400), (24, 9217600), (25, 8848896), (28, 7900800), (30, 7374080), (32, 6913200), (35, 6320640), (40, 5530560), (42, 5267200), (48, 4608800), (50, 4424448), (56, 3950400), (60, 3687040), (64, 3456600), (70, 3160320), (75, 2949632), (80, 2765280), (84, 2633600), (96, 2304400), (100, 2212224), (105, 2106880), (112, 1975200), (120, 1843520), (128, 1728300), (140, 1580160), (150, 1474816), (160, 1382640), (168, 1316800), (175, 1264128), (192, 1152200), (200, 1106112), (210, 1053440), (224, 987600), (240, 921760), (256, 864150), (280, 790080), (300, 737408), (320, 691320), (336, 658400), (350, 632064), (384, 576100), (400, 553056), (420, 526720), (448, 493800), (480, 460880), (512, 432075), (525, 421376), (560, 395040), (600, 368704), (640, 345660), (672, 329200), (700, 316032), (768, 288050), (800, 276528), (823, 268800), (840, 263360), (896, 246900), (960, 230440), (1050, 210688), (1120, 197520), (1200, 184352), (1280, 172830), (1344, 164600), (1400, 158016), (1536, 144025), (1600, 138264), (1646, 134400), (1680, 131680), (1792, 123450), (1920, 115220), (2100, 105344), (2240, 98760), (2400, 92176), (2469, 89600), (2560, 86415), (2688, 82300), (2800, 79008), (3200, 69132), (3292, 67200), (3360, 65840), (3584, 61725), (3840, 57610), (4115, 53760), (4200, 52672), (4480, 49380), (4800, 46088), (4938, 44800), (5376, 41150), (5600, 39504), (5761, 38400), (6400, 34566), (6584, 33600), (6720, 32920), (7680, 28805), (8230, 26880), (8400, 26336), (8960, 24690), (9600, 23044), (9876, 22400), (10752, 20575), (11200, 19752), (11522, 19200), (12345, 17920), (12800, 17283), (13168, 16800), (13440, 16460)]