67726720

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 174493440

約数和(自身を除く): 106766720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 107, 115, 128, 160, 172, 184, 214, 215, 230, 320, 344, 368, 428, 430, 460, 535, 640, 688, 736, 856, 860, 920, 989, 1070, 1376, 1472, 1712, 1720, 1840, 1978, 2140, 2461, 2752, 2944, 3424, 3440, 3680, 3956, 4280, 4601, 4922, 4945, 5504, 6848, 6880, 7360, 7912, 8560, 9202, 9844, 9890, 12305, 13696, 13760, 14720, 15824, 17120, 18404, 19688, 19780, 23005, 24610, 27520, 31648, 34240, 36808, 39376, 39560, 46010, 49220, 63296, 68480, 73616, 78752, 79120, 92020, 98440, 105823, 126592, 147232, 157504, 158240, 184040, 196880, 211646, 294464, 315008, 316480, 368080, 393760, 423292, 529115, 588928, 632960, 736160, 787520, 846584, 1058230, 1472320, 1575040, 1693168, 2116460, 2944640, 3386336, 4232920, 6772672, 8465840, 13545344, 16931680, 33863360, 67726720]

約数ペア:

[(1, 67726720), (2, 33863360), (4, 16931680), (5, 13545344), (8, 8465840), (10, 6772672), (16, 4232920), (20, 3386336), (23, 2944640), (32, 2116460), (40, 1693168), (43, 1575040), (46, 1472320), (64, 1058230), (80, 846584), (86, 787520), (92, 736160), (107, 632960), (115, 588928), (128, 529115), (160, 423292), (172, 393760), (184, 368080), (214, 316480), (215, 315008), (230, 294464), (320, 211646), (344, 196880), (368, 184040), (428, 158240), (430, 157504), (460, 147232), (535, 126592), (640, 105823), (688, 98440), (736, 92020), (856, 79120), (860, 78752), (920, 73616), (989, 68480), (1070, 63296), (1376, 49220), (1472, 46010), (1712, 39560), (1720, 39376), (1840, 36808), (1978, 34240), (2140, 31648), (2461, 27520), (2752, 24610), (2944, 23005), (3424, 19780), (3440, 19688), (3680, 18404), (3956, 17120), (4280, 15824), (4601, 14720), (4922, 13760), (4945, 13696), (5504, 12305), (6848, 9890), (6880, 9844), (7360, 9202), (7912, 8560)]