72707328

素因数分解:

$2^8\times 3^3\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 219607360

約数和(自身を除く): 146900032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 96, 108, 128, 134, 144, 157, 192, 201, 216, 256, 268, 288, 314, 384, 402, 432, 471, 536, 576, 603, 628, 768, 804, 864, 942, 1072, 1152, 1206, 1256, 1413, 1608, 1728, 1809, 1884, 2144, 2304, 2412, 2512, 2826, 3216, 3456, 3618, 3768, 4239, 4288, 4824, 5024, 5652, 6432, 6912, 7236, 7536, 8478, 8576, 9648, 10048, 10519, 11304, 12864, 14472, 15072, 16956, 17152, 19296, 20096, 21038, 22608, 25728, 28944, 30144, 31557, 33912, 38592, 40192, 42076, 45216, 51456, 57888, 60288, 63114, 67824, 77184, 84152, 90432, 94671, 115776, 120576, 126228, 135648, 154368, 168304, 180864, 189342, 231552, 252456, 271296, 284013, 336608, 361728, 378684, 463104, 504912, 542592, 568026, 673216, 757368, 1009824, 1085184, 1136052, 1346432, 1514736, 2019648, 2272104, 2692864, 3029472, 4039296, 4544208, 6058944, 8078592, 9088416, 12117888, 18176832, 24235776, 36353664, 72707328]

約数ペア:

[(1, 72707328), (2, 36353664), (3, 24235776), (4, 18176832), (6, 12117888), (8, 9088416), (9, 8078592), (12, 6058944), (16, 4544208), (18, 4039296), (24, 3029472), (27, 2692864), (32, 2272104), (36, 2019648), (48, 1514736), (54, 1346432), (64, 1136052), (67, 1085184), (72, 1009824), (96, 757368), (108, 673216), (128, 568026), (134, 542592), (144, 504912), (157, 463104), (192, 378684), (201, 361728), (216, 336608), (256, 284013), (268, 271296), (288, 252456), (314, 231552), (384, 189342), (402, 180864), (432, 168304), (471, 154368), (536, 135648), (576, 126228), (603, 120576), (628, 115776), (768, 94671), (804, 90432), (864, 84152), (942, 77184), (1072, 67824), (1152, 63114), (1206, 60288), (1256, 57888), (1413, 51456), (1608, 45216), (1728, 42076), (1809, 40192), (1884, 38592), (2144, 33912), (2304, 31557), (2412, 30144), (2512, 28944), (2826, 25728), (3216, 22608), (3456, 21038), (3618, 20096), (3768, 19296), (4239, 17152), (4288, 16956), (4824, 15072), (5024, 14472), (5652, 12864), (6432, 11304), (6912, 10519), (7236, 10048), (7536, 9648), (8478, 8576)]