68738720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18679}}^1$

素因数の和:18717

約数の個数: 48

約数和(自身を含む): 169464960

約数和(自身を除く): 100726240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 18679, 37358, 74716, 93395, 149432, 186790, 298864, 373580, 429617, 597728, 747160, 859234, 1494320, 1718468, 2148085, 2988640, 3436936, 4296170, 6873872, 8592340, 13747744, 17184680, 34369360, 68738720]

約数ペア:

[(1, 68738720), (2, 34369360), (4, 17184680), (5, 13747744), (8, 8592340), (10, 6873872), (16, 4296170), (20, 3436936), (23, 2988640), (32, 2148085), (40, 1718468), (46, 1494320), (80, 859234), (92, 747160), (115, 597728), (160, 429617), (184, 373580), (230, 298864), (368, 186790), (460, 149432), (736, 93395), (920, 74716), (1840, 37358), (3680, 18679)]