28143360

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{349}}^1$

素因数の和:383

約数の個数: 216

約数和(自身を含む): 111602400

約数和(自身を除く): 83459040

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, 349, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 698, 720, 768, 840, 896, 960, 1008, 1047, 1120, 1152, 1260, 1280, 1344, 1396, 1440, 1680, 1745, 1792, 1920, 2016, 2094, 2240, 2304, 2443, 2520, 2688, 2792, 2880, 3141, 3360, 3490, 3840, 4032, 4188, 4480, 4886, 5040, 5235, 5376, 5584, 5760, 6282, 6720, 6980, 7329, 8064, 8376, 8960, 9772, 10080, 10470, 11168, 11520, 12215, 12564, 13440, 13960, 14658, 15705, 16128, 16752, 19544, 20160, 20940, 21987, 22336, 24430, 25128, 26880, 27920, 29316, 31410, 33504, 36645, 39088, 40320, 41880, 43974, 44672, 48860, 50256, 55840, 58632, 62820, 67008, 73290, 78176, 80640, 83760, 87948, 89344, 97720, 100512, 109935, 111680, 117264, 125640, 134016, 146580, 156352, 167520, 175896, 195440, 201024, 219870, 223360, 234528, 251280, 268032, 293160, 312704, 335040, 351792, 390880, 402048, 439740, 446720, 469056, 502560, 586320, 625408, 670080, 703584, 781760, 804096, 879480, 938112, 1005120, 1172640, 1340160, 1407168, 1563520, 1758960, 1876224, 2010240, 2345280, 2814336, 3127040, 3517920, 4020480, 4690560, 5628672, 7035840, 9381120, 14071680, 28143360]

約数ペア:

[(1, 28143360), (2, 14071680), (3, 9381120), (4, 7035840), (5, 5628672), (6, 4690560), (7, 4020480), (8, 3517920), (9, 3127040), (10, 2814336), (12, 2345280), (14, 2010240), (15, 1876224), (16, 1758960), (18, 1563520), (20, 1407168), (21, 1340160), (24, 1172640), (28, 1005120), (30, 938112), (32, 879480), (35, 804096), (36, 781760), (40, 703584), (42, 670080), (45, 625408), (48, 586320), (56, 502560), (60, 469056), (63, 446720), (64, 439740), (70, 402048), (72, 390880), (80, 351792), (84, 335040), (90, 312704), (96, 293160), (105, 268032), (112, 251280), (120, 234528), (126, 223360), (128, 219870), (140, 201024), (144, 195440), (160, 175896), (168, 167520), (180, 156352), (192, 146580), (210, 134016), (224, 125640), (240, 117264), (252, 111680), (256, 109935), (280, 100512), (288, 97720), (315, 89344), (320, 87948), (336, 83760), (349, 80640), (360, 78176), (384, 73290), (420, 67008), (448, 62820), (480, 58632), (504, 55840), (560, 50256), (576, 48860), (630, 44672), (640, 43974), (672, 41880), (698, 40320), (720, 39088), (768, 36645), (840, 33504), (896, 31410), (960, 29316), (1008, 27920), (1047, 26880), (1120, 25128), (1152, 24430), (1260, 22336), (1280, 21987), (1344, 20940), (1396, 20160), (1440, 19544), (1680, 16752), (1745, 16128), (1792, 15705), (1920, 14658), (2016, 13960), (2094, 13440), (2240, 12564), (2304, 12215), (2443, 11520), (2520, 11168), (2688, 10470), (2792, 10080), (2880, 9772), (3141, 8960), (3360, 8376), (3490, 8064), (3840, 7329), (4032, 6980), (4188, 6720), (4480, 6282), (4886, 5760), (5040, 5584), (5235, 5376)]