257838336

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{73}}^2$

素因数の和:178

約数の個数: 216

約数和(自身を含む): 883498560

約数和(自身を除く): 625660224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 73, 84, 96, 108, 112, 126, 128, 144, 146, 168, 189, 192, 216, 219, 224, 252, 256, 288, 292, 336, 378, 384, 432, 438, 448, 504, 511, 576, 584, 657, 672, 756, 768, 864, 876, 896, 1008, 1022, 1152, 1168, 1314, 1344, 1512, 1533, 1728, 1752, 1792, 1971, 2016, 2044, 2304, 2336, 2628, 2688, 3024, 3066, 3456, 3504, 3942, 4032, 4088, 4599, 4672, 5256, 5329, 5376, 6048, 6132, 6912, 7008, 7884, 8064, 8176, 9198, 9344, 10512, 10658, 12096, 12264, 13797, 14016, 15768, 15987, 16128, 16352, 18396, 18688, 21024, 21316, 24192, 24528, 27594, 28032, 31536, 31974, 32704, 36792, 37303, 42048, 42632, 47961, 48384, 49056, 55188, 56064, 63072, 63948, 65408, 73584, 74606, 84096, 85264, 95922, 98112, 110376, 111909, 126144, 127896, 130816, 143883, 147168, 149212, 168192, 170528, 191844, 196224, 220752, 223818, 252288, 255792, 287766, 294336, 298424, 335727, 341056, 383688, 392448, 441504, 447636, 504576, 511584, 575532, 588672, 596848, 671454, 682112, 767376, 883008, 895272, 1007181, 1023168, 1151064, 1177344, 1193696, 1342908, 1364224, 1534752, 1766016, 1790544, 2014362, 2046336, 2302128, 2387392, 2685816, 3069504, 3532032, 3581088, 4028724, 4092672, 4604256, 4774784, 5371632, 6139008, 7162176, 8057448, 9208512, 9549568, 10743264, 12278016, 14324352, 16114896, 18417024, 21486528, 28648704, 32229792, 36834048, 42973056, 64459584, 85946112, 128919168, 257838336]

約数ペア:

[(1, 257838336), (2, 128919168), (3, 85946112), (4, 64459584), (6, 42973056), (7, 36834048), (8, 32229792), (9, 28648704), (12, 21486528), (14, 18417024), (16, 16114896), (18, 14324352), (21, 12278016), (24, 10743264), (27, 9549568), (28, 9208512), (32, 8057448), (36, 7162176), (42, 6139008), (48, 5371632), (54, 4774784), (56, 4604256), (63, 4092672), (64, 4028724), (72, 3581088), (73, 3532032), (84, 3069504), (96, 2685816), (108, 2387392), (112, 2302128), (126, 2046336), (128, 2014362), (144, 1790544), (146, 1766016), (168, 1534752), (189, 1364224), (192, 1342908), (216, 1193696), (219, 1177344), (224, 1151064), (252, 1023168), (256, 1007181), (288, 895272), (292, 883008), (336, 767376), (378, 682112), (384, 671454), (432, 596848), (438, 588672), (448, 575532), (504, 511584), (511, 504576), (576, 447636), (584, 441504), (657, 392448), (672, 383688), (756, 341056), (768, 335727), (864, 298424), (876, 294336), (896, 287766), (1008, 255792), (1022, 252288), (1152, 223818), (1168, 220752), (1314, 196224), (1344, 191844), (1512, 170528), (1533, 168192), (1728, 149212), (1752, 147168), (1792, 143883), (1971, 130816), (2016, 127896), (2044, 126144), (2304, 111909), (2336, 110376), (2628, 98112), (2688, 95922), (3024, 85264), (3066, 84096), (3456, 74606), (3504, 73584), (3942, 65408), (4032, 63948), (4088, 63072), (4599, 56064), (4672, 55188), (5256, 49056), (5329, 48384), (5376, 47961), (6048, 42632), (6132, 42048), (6912, 37303), (7008, 36792), (7884, 32704), (8064, 31974), (8176, 31536), (9198, 28032), (9344, 27594), (10512, 24528), (10658, 24192), (12096, 21316), (12264, 21024), (13797, 18688), (14016, 18396), (15768, 16352), (15987, 16128)]