128006496

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 388206000

約数和(自身を除く): 260199504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 149, 152, 157, 171, 228, 288, 298, 304, 314, 342, 447, 456, 471, 596, 608, 628, 684, 894, 912, 942, 1192, 1256, 1341, 1368, 1413, 1788, 1824, 1884, 2384, 2512, 2682, 2736, 2826, 2831, 2983, 3576, 3768, 4768, 5024, 5364, 5472, 5652, 5662, 5966, 7152, 7536, 8493, 8949, 10728, 11304, 11324, 11932, 14304, 15072, 16986, 17898, 21456, 22608, 22648, 23393, 23864, 25479, 26847, 33972, 35796, 42912, 45216, 45296, 46786, 47728, 50958, 53694, 67944, 70179, 71592, 90592, 93572, 95456, 101916, 107388, 135888, 140358, 143184, 187144, 203832, 210537, 214776, 271776, 280716, 286368, 374288, 407664, 421074, 429552, 444467, 561432, 748576, 815328, 842148, 859104, 888934, 1122864, 1333401, 1684296, 1777868, 2245728, 2666802, 3368592, 3555736, 4000203, 5333604, 6737184, 7111472, 8000406, 10667208, 14222944, 16000812, 21334416, 32001624, 42668832, 64003248, 128006496]

約数ペア:

[(1, 128006496), (2, 64003248), (3, 42668832), (4, 32001624), (6, 21334416), (8, 16000812), (9, 14222944), (12, 10667208), (16, 8000406), (18, 7111472), (19, 6737184), (24, 5333604), (32, 4000203), (36, 3555736), (38, 3368592), (48, 2666802), (57, 2245728), (72, 1777868), (76, 1684296), (96, 1333401), (114, 1122864), (144, 888934), (149, 859104), (152, 842148), (157, 815328), (171, 748576), (228, 561432), (288, 444467), (298, 429552), (304, 421074), (314, 407664), (342, 374288), (447, 286368), (456, 280716), (471, 271776), (596, 214776), (608, 210537), (628, 203832), (684, 187144), (894, 143184), (912, 140358), (942, 135888), (1192, 107388), (1256, 101916), (1341, 95456), (1368, 93572), (1413, 90592), (1788, 71592), (1824, 70179), (1884, 67944), (2384, 53694), (2512, 50958), (2682, 47728), (2736, 46786), (2826, 45296), (2831, 45216), (2983, 42912), (3576, 35796), (3768, 33972), (4768, 26847), (5024, 25479), (5364, 23864), (5472, 23393), (5652, 22648), (5662, 22608), (5966, 21456), (7152, 17898), (7536, 16986), (8493, 15072), (8949, 14304), (10728, 11932), (11304, 11324)]