320895072

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21023}}^1$

素因数の和:21092

約数の個数: 72

約数和(自身を含む): 929807424

約数和(自身を除く): 608912352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 15264, 21023, 42046, 63069, 84092, 126138, 168184, 189207, 252276, 336368, 378414, 504552, 672736, 756828, 1009104, 1114219, 1513656, 2018208, 2228438, 3027312, 3342657, 4456876, 6054624, 6685314, 8913752, 10027971, 13370628, 17827504, 20055942, 26741256, 35655008, 40111884, 53482512, 80223768, 106965024, 160447536, 320895072]

約数ペア:

[(1, 320895072), (2, 160447536), (3, 106965024), (4, 80223768), (6, 53482512), (8, 40111884), (9, 35655008), (12, 26741256), (16, 20055942), (18, 17827504), (24, 13370628), (32, 10027971), (36, 8913752), (48, 6685314), (53, 6054624), (72, 4456876), (96, 3342657), (106, 3027312), (144, 2228438), (159, 2018208), (212, 1513656), (288, 1114219), (318, 1009104), (424, 756828), (477, 672736), (636, 504552), (848, 378414), (954, 336368), (1272, 252276), (1696, 189207), (1908, 168184), (2544, 126138), (3816, 84092), (5088, 63069), (7632, 42046), (15264, 21023)]