81660672

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 162

約数和(自身を含む): 249803372

約数和(自身を除く): 168142700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 67, 69, 72, 92, 96, 128, 134, 138, 144, 184, 192, 201, 207, 256, 268, 276, 288, 368, 384, 402, 414, 529, 536, 552, 576, 603, 736, 768, 804, 828, 1058, 1072, 1104, 1152, 1206, 1472, 1541, 1587, 1608, 1656, 2116, 2144, 2208, 2304, 2412, 2944, 3082, 3174, 3216, 3312, 4232, 4288, 4416, 4623, 4761, 4824, 5888, 6164, 6348, 6432, 6624, 8464, 8576, 8832, 9246, 9522, 9648, 12328, 12696, 12864, 13248, 13869, 16928, 17152, 17664, 18492, 19044, 19296, 24656, 25392, 25728, 26496, 27738, 33856, 35443, 36984, 38088, 38592, 49312, 50784, 51456, 52992, 55476, 67712, 70886, 73968, 76176, 77184, 98624, 101568, 106329, 110952, 135424, 141772, 147936, 152352, 154368, 197248, 203136, 212658, 221904, 283544, 295872, 304704, 318987, 394496, 406272, 425316, 443808, 567088, 591744, 609408, 637974, 850632, 887616, 1134176, 1183488, 1218816, 1275948, 1701264, 1775232, 2268352, 2551896, 3402528, 3550464, 4536704, 5103792, 6805056, 9073408, 10207584, 13610112, 20415168, 27220224, 40830336, 81660672]

約数ペア:

[(1, 81660672), (2, 40830336), (3, 27220224), (4, 20415168), (6, 13610112), (8, 10207584), (9, 9073408), (12, 6805056), (16, 5103792), (18, 4536704), (23, 3550464), (24, 3402528), (32, 2551896), (36, 2268352), (46, 1775232), (48, 1701264), (64, 1275948), (67, 1218816), (69, 1183488), (72, 1134176), (92, 887616), (96, 850632), (128, 637974), (134, 609408), (138, 591744), (144, 567088), (184, 443808), (192, 425316), (201, 406272), (207, 394496), (256, 318987), (268, 304704), (276, 295872), (288, 283544), (368, 221904), (384, 212658), (402, 203136), (414, 197248), (529, 154368), (536, 152352), (552, 147936), (576, 141772), (603, 135424), (736, 110952), (768, 106329), (804, 101568), (828, 98624), (1058, 77184), (1072, 76176), (1104, 73968), (1152, 70886), (1206, 67712), (1472, 55476), (1541, 52992), (1587, 51456), (1608, 50784), (1656, 49312), (2116, 38592), (2144, 38088), (2208, 36984), (2304, 35443), (2412, 33856), (2944, 27738), (3082, 26496), (3174, 25728), (3216, 25392), (3312, 24656), (4232, 19296), (4288, 19044), (4416, 18492), (4623, 17664), (4761, 17152), (4824, 16928), (5888, 13869), (6164, 13248), (6348, 12864), (6432, 12696), (6624, 12328), (8464, 9648), (8576, 9522), (8832, 9246)]