217934080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1$

素因数の和:1912

約数の個数: 144

約数和(自身を含む): 642829824

約数和(自身を除く): 424895744

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1871, 2080, 2240, 2912, 3328, 3640, 3742, 4160, 4480, 5824, 7280, 7484, 8320, 8960, 9355, 11648, 13097, 14560, 14968, 16640, 18710, 23296, 24323, 26194, 29120, 29936, 37420, 48646, 52388, 58240, 59872, 65485, 74840, 97292, 104776, 116480, 119744, 121615, 130970, 149680, 170261, 194584, 209552, 239488, 243230, 261940, 299360, 340522, 389168, 419104, 478976, 486460, 523880, 598720, 681044, 778336, 838208, 851305, 972920, 1047760, 1197440, 1362088, 1556672, 1676416, 1702610, 1945840, 2095520, 2394880, 2724176, 3113344, 3352832, 3405220, 3891680, 4191040, 5448352, 6226688, 6810440, 7783360, 8382080, 10896704, 13620880, 15566720, 16764160, 21793408, 27241760, 31133440, 43586816, 54483520, 108967040, 217934080]

約数ペア:

[(1, 217934080), (2, 108967040), (4, 54483520), (5, 43586816), (7, 31133440), (8, 27241760), (10, 21793408), (13, 16764160), (14, 15566720), (16, 13620880), (20, 10896704), (26, 8382080), (28, 7783360), (32, 6810440), (35, 6226688), (40, 5448352), (52, 4191040), (56, 3891680), (64, 3405220), (65, 3352832), (70, 3113344), (80, 2724176), (91, 2394880), (104, 2095520), (112, 1945840), (128, 1702610), (130, 1676416), (140, 1556672), (160, 1362088), (182, 1197440), (208, 1047760), (224, 972920), (256, 851305), (260, 838208), (280, 778336), (320, 681044), (364, 598720), (416, 523880), (448, 486460), (455, 478976), (520, 419104), (560, 389168), (640, 340522), (728, 299360), (832, 261940), (896, 243230), (910, 239488), (1040, 209552), (1120, 194584), (1280, 170261), (1456, 149680), (1664, 130970), (1792, 121615), (1820, 119744), (1871, 116480), (2080, 104776), (2240, 97292), (2912, 74840), (3328, 65485), (3640, 59872), (3742, 58240), (4160, 52388), (4480, 48646), (5824, 37420), (7280, 29936), (7484, 29120), (8320, 26194), (8960, 24323), (9355, 23296), (11648, 18710), (13097, 16640), (14560, 14968)]