72931968

素因数分解:

$2^7\times 3^3\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 220320000

約数和(自身を除く): 147388032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 64, 72, 94, 96, 108, 128, 141, 144, 188, 192, 216, 282, 288, 376, 384, 423, 432, 449, 564, 576, 752, 846, 864, 898, 1128, 1152, 1269, 1347, 1504, 1692, 1728, 1796, 2256, 2538, 2694, 3008, 3384, 3456, 3592, 4041, 4512, 5076, 5388, 6016, 6768, 7184, 8082, 9024, 10152, 10776, 12123, 13536, 14368, 16164, 18048, 20304, 21103, 21552, 24246, 27072, 28736, 32328, 40608, 42206, 43104, 48492, 54144, 57472, 63309, 64656, 81216, 84412, 86208, 96984, 126618, 129312, 162432, 168824, 172416, 189927, 193968, 253236, 258624, 337648, 379854, 387936, 506472, 517248, 569781, 675296, 759708, 775872, 1012944, 1139562, 1350592, 1519416, 1551744, 2025888, 2279124, 2701184, 3038832, 4051776, 4558248, 6077664, 8103552, 9116496, 12155328, 18232992, 24310656, 36465984, 72931968]

約数ペア:

[(1, 72931968), (2, 36465984), (3, 24310656), (4, 18232992), (6, 12155328), (8, 9116496), (9, 8103552), (12, 6077664), (16, 4558248), (18, 4051776), (24, 3038832), (27, 2701184), (32, 2279124), (36, 2025888), (47, 1551744), (48, 1519416), (54, 1350592), (64, 1139562), (72, 1012944), (94, 775872), (96, 759708), (108, 675296), (128, 569781), (141, 517248), (144, 506472), (188, 387936), (192, 379854), (216, 337648), (282, 258624), (288, 253236), (376, 193968), (384, 189927), (423, 172416), (432, 168824), (449, 162432), (564, 129312), (576, 126618), (752, 96984), (846, 86208), (864, 84412), (898, 81216), (1128, 64656), (1152, 63309), (1269, 57472), (1347, 54144), (1504, 48492), (1692, 43104), (1728, 42206), (1796, 40608), (2256, 32328), (2538, 28736), (2694, 27072), (3008, 24246), (3384, 21552), (3456, 21103), (3592, 20304), (4041, 18048), (4512, 16164), (5076, 14368), (5388, 13536), (6016, 12123), (6768, 10776), (7184, 10152), (8082, 9024)]