42477920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 107503200

約数和(自身を除く): 65025280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 89, 95, 152, 157, 160, 178, 190, 304, 314, 356, 380, 445, 608, 628, 712, 760, 785, 890, 1256, 1424, 1520, 1570, 1691, 1780, 2512, 2848, 2983, 3040, 3140, 3382, 3560, 5024, 5966, 6280, 6764, 7120, 8455, 11932, 12560, 13528, 13973, 14240, 14915, 16910, 23864, 25120, 27056, 27946, 29830, 33820, 47728, 54112, 55892, 59660, 67640, 69865, 95456, 111784, 119320, 135280, 139730, 223568, 238640, 265487, 270560, 279460, 447136, 477280, 530974, 558920, 1061948, 1117840, 1327435, 2123896, 2235680, 2654870, 4247792, 5309740, 8495584, 10619480, 21238960, 42477920]

約数ペア:

[(1, 42477920), (2, 21238960), (4, 10619480), (5, 8495584), (8, 5309740), (10, 4247792), (16, 2654870), (19, 2235680), (20, 2123896), (32, 1327435), (38, 1117840), (40, 1061948), (76, 558920), (80, 530974), (89, 477280), (95, 447136), (152, 279460), (157, 270560), (160, 265487), (178, 238640), (190, 223568), (304, 139730), (314, 135280), (356, 119320), (380, 111784), (445, 95456), (608, 69865), (628, 67640), (712, 59660), (760, 55892), (785, 54112), (890, 47728), (1256, 33820), (1424, 29830), (1520, 27946), (1570, 27056), (1691, 25120), (1780, 23864), (2512, 16910), (2848, 14915), (2983, 14240), (3040, 13973), (3140, 13528), (3382, 12560), (3560, 11932), (5024, 8455), (5966, 7120), (6280, 6764)]