256839397248

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{61211}}^1$

素因数の和:61465

約数の個数: 192

約数和(自身を含む): 797185912320

約数和(自身を除く): 540346515072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 223, 224, 294, 336, 384, 392, 446, 448, 588, 669, 672, 784, 892, 896, 1176, 1338, 1344, 1561, 1568, 1784, 2352, 2676, 2688, 3122, 3136, 3568, 4683, 4704, 5352, 6244, 6272, 7136, 9366, 9408, 10704, 10927, 12488, 14272, 18732, 18816, 21408, 21854, 24976, 28544, 32781, 37464, 42816, 43708, 49952, 61211, 65562, 74928, 85632, 87416, 99904, 122422, 131124, 149856, 174832, 183633, 199808, 244844, 262248, 299712, 349664, 367266, 428477, 489688, 524496, 599424, 699328, 734532, 856954, 979376, 1048992, 1285431, 1398656, 1469064, 1713908, 1958752, 2097984, 2570862, 2938128, 2999339, 3427816, 3917504, 4195968, 5141724, 5876256, 5998678, 6855632, 7835008, 8998017, 10283448, 11752512, 11997356, 13650053, 13711264, 17996034, 20566896, 23505024, 23994712, 27300106, 27422528, 35992068, 40950159, 41133792, 47989424, 54600212, 54845056, 71984136, 81900318, 82267584, 95550371, 95978848, 109200424, 143968272, 163800636, 164535168, 191100742, 191957696, 218400848, 286651113, 287936544, 327601272, 382201484, 383915392, 436801696, 573302226, 575873088, 655202544, 668852597, 764402968, 873603392, 1146604452, 1151746176, 1310405088, 1337705194, 1528805936, 1747206784, 2006557791, 2293208904, 2620810176, 2675410388, 3057611872, 4013115582, 4586417808, 5241620352, 5350820776, 6115223744, 8026231164, 9172835616, 10701641552, 12230447488, 16052462328, 18345671232, 21403283104, 32104924656, 36691342464, 42806566208, 64209849312, 85613132416, 128419698624, 256839397248]

約数ペア:

[(1, 256839397248), (2, 128419698624), (3, 85613132416), (4, 64209849312), (6, 42806566208), (7, 36691342464), (8, 32104924656), (12, 21403283104), (14, 18345671232), (16, 16052462328), (21, 12230447488), (24, 10701641552), (28, 9172835616), (32, 8026231164), (42, 6115223744), (48, 5350820776), (49, 5241620352), (56, 4586417808), (64, 4013115582), (84, 3057611872), (96, 2675410388), (98, 2620810176), (112, 2293208904), (128, 2006557791), (147, 1747206784), (168, 1528805936), (192, 1337705194), (196, 1310405088), (223, 1151746176), (224, 1146604452), (294, 873603392), (336, 764402968), (384, 668852597), (392, 655202544), (446, 575873088), (448, 573302226), (588, 436801696), (669, 383915392), (672, 382201484), (784, 327601272), (892, 287936544), (896, 286651113), (1176, 218400848), (1338, 191957696), (1344, 191100742), (1561, 164535168), (1568, 163800636), (1784, 143968272), (2352, 109200424), (2676, 95978848), (2688, 95550371), (3122, 82267584), (3136, 81900318), (3568, 71984136), (4683, 54845056), (4704, 54600212), (5352, 47989424), (6244, 41133792), (6272, 40950159), (7136, 35992068), (9366, 27422528), (9408, 27300106), (10704, 23994712), (10927, 23505024), (12488, 20566896), (14272, 17996034), (18732, 13711264), (18816, 13650053), (21408, 11997356), (21854, 11752512), (24976, 10283448), (28544, 8998017), (32781, 7835008), (37464, 6855632), (42816, 5998678), (43708, 5876256), (49952, 5141724), (61211, 4195968), (65562, 3917504), (74928, 3427816), (85632, 2999339), (87416, 2938128), (99904, 2570862), (122422, 2097984), (131124, 1958752), (149856, 1713908), (174832, 1469064), (183633, 1398656), (199808, 1285431), (244844, 1048992), (262248, 979376), (299712, 856954), (349664, 734532), (367266, 699328), (428477, 599424), (489688, 524496)]