128438784

素因数分解:

$2^9\times 3^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 200

約数和(自身を含む): 406008240

約数和(自身を除く): 277569456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 128, 144, 152, 162, 163, 171, 192, 216, 228, 256, 288, 304, 324, 326, 342, 384, 432, 456, 489, 512, 513, 576, 608, 648, 652, 684, 768, 864, 912, 978, 1026, 1152, 1216, 1296, 1304, 1368, 1467, 1536, 1539, 1728, 1824, 1956, 2052, 2304, 2432, 2592, 2608, 2736, 2934, 3078, 3097, 3456, 3648, 3912, 4104, 4401, 4608, 4864, 5184, 5216, 5472, 5868, 6156, 6194, 6912, 7296, 7824, 8208, 8802, 9291, 9728, 10368, 10432, 10944, 11736, 12312, 12388, 13203, 13824, 14592, 15648, 16416, 17604, 18582, 20736, 20864, 21888, 23472, 24624, 24776, 26406, 27873, 29184, 31296, 32832, 35208, 37164, 41472, 41728, 43776, 46944, 49248, 49552, 52812, 55746, 62592, 65664, 70416, 74328, 83456, 83619, 87552, 93888, 98496, 99104, 105624, 111492, 125184, 131328, 140832, 148656, 167238, 187776, 196992, 198208, 211248, 222984, 250368, 250857, 262656, 281664, 297312, 334476, 375552, 393984, 396416, 422496, 445968, 501714, 563328, 594624, 668952, 751104, 787968, 792832, 844992, 891936, 1003428, 1126656, 1189248, 1337904, 1585664, 1689984, 1783872, 2006856, 2253312, 2378496, 2675808, 3379968, 3567744, 4013712, 4756992, 5351616, 6759936, 7135488, 8027424, 10703232, 14270976, 16054848, 21406464, 32109696, 42812928, 64219392, 128438784]

約数ペア:

[(1, 128438784), (2, 64219392), (3, 42812928), (4, 32109696), (6, 21406464), (8, 16054848), (9, 14270976), (12, 10703232), (16, 8027424), (18, 7135488), (19, 6759936), (24, 5351616), (27, 4756992), (32, 4013712), (36, 3567744), (38, 3379968), (48, 2675808), (54, 2378496), (57, 2253312), (64, 2006856), (72, 1783872), (76, 1689984), (81, 1585664), (96, 1337904), (108, 1189248), (114, 1126656), (128, 1003428), (144, 891936), (152, 844992), (162, 792832), (163, 787968), (171, 751104), (192, 668952), (216, 594624), (228, 563328), (256, 501714), (288, 445968), (304, 422496), (324, 396416), (326, 393984), (342, 375552), (384, 334476), (432, 297312), (456, 281664), (489, 262656), (512, 250857), (513, 250368), (576, 222984), (608, 211248), (648, 198208), (652, 196992), (684, 187776), (768, 167238), (864, 148656), (912, 140832), (978, 131328), (1026, 125184), (1152, 111492), (1216, 105624), (1296, 99104), (1304, 98496), (1368, 93888), (1467, 87552), (1536, 83619), (1539, 83456), (1728, 74328), (1824, 70416), (1956, 65664), (2052, 62592), (2304, 55746), (2432, 52812), (2592, 49552), (2608, 49248), (2736, 46944), (2934, 43776), (3078, 41728), (3097, 41472), (3456, 37164), (3648, 35208), (3912, 32832), (4104, 31296), (4401, 29184), (4608, 27873), (4864, 26406), (5184, 24776), (5216, 24624), (5472, 23472), (5868, 21888), (6156, 20864), (6194, 20736), (6912, 18582), (7296, 17604), (7824, 16416), (8208, 15648), (8802, 14592), (9291, 13824), (9728, 13203), (10368, 12388), (10432, 12312), (10944, 11736)]