216840960

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{2689}}^1$

素因数の和:2723

約数の個数: 216

約数和(自身を含む): 857744160

約数和(自身を除く): 640903200

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, 2689, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5378, 5760, 6720, 8064, 8067, 8960, 10080, 10756, 11520, 13440, 13445, 16128, 16134, 18823, 20160, 21512, 24201, 26880, 26890, 32268, 37646, 40320, 40335, 43024, 48402, 53780, 56469, 64536, 75292, 80640, 80670, 86048, 94115, 96804, 107560, 112938, 121005, 129072, 150584, 161340, 169407, 172096, 188230, 193608, 215120, 225876, 242010, 258144, 282345, 301168, 322680, 338814, 344192, 376460, 387216, 430240, 451752, 484020, 516288, 564690, 602336, 645360, 677628, 688384, 752920, 774432, 847035, 860480, 903504, 968040, 1032576, 1129380, 1204672, 1290720, 1355256, 1505840, 1548864, 1694070, 1720960, 1807008, 1936080, 2065152, 2258760, 2409344, 2581440, 2710512, 3011680, 3097728, 3388140, 3441920, 3614016, 3872160, 4517520, 4818688, 5162880, 5421024, 6023360, 6195456, 6776280, 7228032, 7744320, 9035040, 10325760, 10842048, 12046720, 13552560, 14456064, 15488640, 18070080, 21684096, 24093440, 27105120, 30977280, 36140160, 43368192, 54210240, 72280320, 108420480, 216840960]

約数ペア:

[(1, 216840960), (2, 108420480), (3, 72280320), (4, 54210240), (5, 43368192), (6, 36140160), (7, 30977280), (8, 27105120), (9, 24093440), (10, 21684096), (12, 18070080), (14, 15488640), (15, 14456064), (16, 13552560), (18, 12046720), (20, 10842048), (21, 10325760), (24, 9035040), (28, 7744320), (30, 7228032), (32, 6776280), (35, 6195456), (36, 6023360), (40, 5421024), (42, 5162880), (45, 4818688), (48, 4517520), (56, 3872160), (60, 3614016), (63, 3441920), (64, 3388140), (70, 3097728), (72, 3011680), (80, 2710512), (84, 2581440), (90, 2409344), (96, 2258760), (105, 2065152), (112, 1936080), (120, 1807008), (126, 1720960), (128, 1694070), (140, 1548864), (144, 1505840), (160, 1355256), (168, 1290720), (180, 1204672), (192, 1129380), (210, 1032576), (224, 968040), (240, 903504), (252, 860480), (256, 847035), (280, 774432), (288, 752920), (315, 688384), (320, 677628), (336, 645360), (360, 602336), (384, 564690), (420, 516288), (448, 484020), (480, 451752), (504, 430240), (560, 387216), (576, 376460), (630, 344192), (640, 338814), (672, 322680), (720, 301168), (768, 282345), (840, 258144), (896, 242010), (960, 225876), (1008, 215120), (1120, 193608), (1152, 188230), (1260, 172096), (1280, 169407), (1344, 161340), (1440, 150584), (1680, 129072), (1792, 121005), (1920, 112938), (2016, 107560), (2240, 96804), (2304, 94115), (2520, 86048), (2688, 80670), (2689, 80640), (2880, 75292), (3360, 64536), (3840, 56469), (4032, 53780), (4480, 48402), (5040, 43024), (5376, 40335), (5378, 40320), (5760, 37646), (6720, 32268), (8064, 26890), (8067, 26880), (8960, 24201), (10080, 21512), (10756, 20160), (11520, 18823), (13440, 16134), (13445, 16128)]