127932160

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1233

約数の個数: 72

約数和(自身を含む): 310156560

約数和(自身を除く): 182224400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 640, 712, 890, 1123, 1280, 1424, 1780, 2246, 2848, 3560, 4492, 5615, 5696, 7120, 8984, 11230, 11392, 14240, 17968, 22460, 22784, 28480, 35936, 44920, 56960, 71872, 89840, 99947, 113920, 143744, 179680, 199894, 287488, 359360, 399788, 499735, 718720, 799576, 999470, 1437440, 1599152, 1998940, 3198304, 3997880, 6396608, 7995760, 12793216, 15991520, 25586432, 31983040, 63966080, 127932160]

約数ペア:

[(1, 127932160), (2, 63966080), (4, 31983040), (5, 25586432), (8, 15991520), (10, 12793216), (16, 7995760), (20, 6396608), (32, 3997880), (40, 3198304), (64, 1998940), (80, 1599152), (89, 1437440), (128, 999470), (160, 799576), (178, 718720), (256, 499735), (320, 399788), (356, 359360), (445, 287488), (640, 199894), (712, 179680), (890, 143744), (1123, 113920), (1280, 99947), (1424, 89840), (1780, 71872), (2246, 56960), (2848, 44920), (3560, 35936), (4492, 28480), (5615, 22784), (5696, 22460), (7120, 17968), (8984, 14240), (11230, 11392)]