149406080

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 375645600

約数和(自身を除く): 226239520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 61, 64, 80, 86, 89, 122, 128, 160, 172, 178, 215, 244, 305, 320, 344, 356, 430, 445, 488, 610, 640, 688, 712, 860, 890, 976, 1220, 1376, 1424, 1720, 1780, 1952, 2440, 2623, 2752, 2848, 3440, 3560, 3827, 3904, 4880, 5246, 5429, 5504, 5696, 6880, 7120, 7654, 7808, 9760, 10492, 10858, 11392, 13115, 13760, 14240, 15308, 19135, 19520, 20984, 21716, 26230, 27145, 27520, 28480, 30616, 38270, 39040, 41968, 43432, 52460, 54290, 56960, 61232, 76540, 83936, 86864, 104920, 108580, 122464, 153080, 167872, 173728, 209840, 217160, 233447, 244928, 306160, 335744, 347456, 419680, 434320, 466894, 489856, 612320, 694912, 839360, 868640, 933788, 1167235, 1224640, 1678720, 1737280, 1867576, 2334470, 2449280, 3474560, 3735152, 4668940, 7470304, 9337880, 14940608, 18675760, 29881216, 37351520, 74703040, 149406080]

約数ペア:

[(1, 149406080), (2, 74703040), (4, 37351520), (5, 29881216), (8, 18675760), (10, 14940608), (16, 9337880), (20, 7470304), (32, 4668940), (40, 3735152), (43, 3474560), (61, 2449280), (64, 2334470), (80, 1867576), (86, 1737280), (89, 1678720), (122, 1224640), (128, 1167235), (160, 933788), (172, 868640), (178, 839360), (215, 694912), (244, 612320), (305, 489856), (320, 466894), (344, 434320), (356, 419680), (430, 347456), (445, 335744), (488, 306160), (610, 244928), (640, 233447), (688, 217160), (712, 209840), (860, 173728), (890, 167872), (976, 153080), (1220, 122464), (1376, 108580), (1424, 104920), (1720, 86864), (1780, 83936), (1952, 76540), (2440, 61232), (2623, 56960), (2752, 54290), (2848, 52460), (3440, 43432), (3560, 41968), (3827, 39040), (3904, 38270), (4880, 30616), (5246, 28480), (5429, 27520), (5504, 27145), (5696, 26230), (6880, 21716), (7120, 20984), (7654, 19520), (7808, 19135), (9760, 15308), (10492, 14240), (10858, 13760), (11392, 13115)]