181978368

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1700

約数の個数: 144

約数和(自身を含む): 569343936

約数和(自身を除く): 387365568

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 176, 192, 208, 256, 264, 286, 312, 352, 384, 416, 429, 528, 572, 624, 704, 768, 832, 858, 1056, 1144, 1248, 1408, 1657, 1664, 1716, 2112, 2288, 2496, 2816, 3314, 3328, 3432, 4224, 4576, 4971, 4992, 6628, 6864, 8448, 9152, 9942, 9984, 13256, 13728, 18227, 18304, 19884, 21541, 26512, 27456, 36454, 36608, 39768, 43082, 53024, 54681, 54912, 64623, 72908, 79536, 86164, 106048, 109362, 109824, 129246, 145816, 159072, 172328, 212096, 218724, 236951, 258492, 291632, 318144, 344656, 424192, 437448, 473902, 516984, 583264, 636288, 689312, 710853, 874896, 947804, 1033968, 1166528, 1272576, 1378624, 1421706, 1749792, 1895608, 2067936, 2333056, 2757248, 2843412, 3499584, 3791216, 4135872, 4666112, 5514496, 5686824, 6999168, 7582432, 8271744, 11373648, 13998336, 15164864, 16543488, 22747296, 30329728, 45494592, 60659456, 90989184, 181978368]

約数ペア:

[(1, 181978368), (2, 90989184), (3, 60659456), (4, 45494592), (6, 30329728), (8, 22747296), (11, 16543488), (12, 15164864), (13, 13998336), (16, 11373648), (22, 8271744), (24, 7582432), (26, 6999168), (32, 5686824), (33, 5514496), (39, 4666112), (44, 4135872), (48, 3791216), (52, 3499584), (64, 2843412), (66, 2757248), (78, 2333056), (88, 2067936), (96, 1895608), (104, 1749792), (128, 1421706), (132, 1378624), (143, 1272576), (156, 1166528), (176, 1033968), (192, 947804), (208, 874896), (256, 710853), (264, 689312), (286, 636288), (312, 583264), (352, 516984), (384, 473902), (416, 437448), (429, 424192), (528, 344656), (572, 318144), (624, 291632), (704, 258492), (768, 236951), (832, 218724), (858, 212096), (1056, 172328), (1144, 159072), (1248, 145816), (1408, 129246), (1657, 109824), (1664, 109362), (1716, 106048), (2112, 86164), (2288, 79536), (2496, 72908), (2816, 64623), (3314, 54912), (3328, 54681), (3432, 53024), (4224, 43082), (4576, 39768), (4971, 36608), (4992, 36454), (6628, 27456), (6864, 26512), (8448, 21541), (9152, 19884), (9942, 18304), (9984, 18227), (13256, 13728)]