8181731360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{244669}}^1$

素因数の和:244714

約数の個数: 96

約数和(自身を含む): 22196462400

約数和(自身を除く): 14014731040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 3040, 3344, 4180, 6688, 8360, 16720, 33440, 244669, 489338, 978676, 1223345, 1957352, 2446690, 2691359, 3914704, 4648711, 4893380, 5382718, 7829408, 9297422, 9786760, 10765436, 13456795, 18594844, 19573520, 21530872, 23243555, 26913590, 37189688, 39147040, 43061744, 46487110, 51135821, 53827180, 74379376, 86123488, 92974220, 102271642, 107654360, 148758752, 185948440, 204543284, 215308720, 255679105, 371896880, 409086568, 430617440, 511358210, 743793760, 818173136, 1022716420, 1636346272, 2045432840, 4090865680, 8181731360]

約数ペア:

[(1, 8181731360), (2, 4090865680), (4, 2045432840), (5, 1636346272), (8, 1022716420), (10, 818173136), (11, 743793760), (16, 511358210), (19, 430617440), (20, 409086568), (22, 371896880), (32, 255679105), (38, 215308720), (40, 204543284), (44, 185948440), (55, 148758752), (76, 107654360), (80, 102271642), (88, 92974220), (95, 86123488), (110, 74379376), (152, 53827180), (160, 51135821), (176, 46487110), (190, 43061744), (209, 39147040), (220, 37189688), (304, 26913590), (352, 23243555), (380, 21530872), (418, 19573520), (440, 18594844), (608, 13456795), (760, 10765436), (836, 9786760), (880, 9297422), (1045, 7829408), (1520, 5382718), (1672, 4893380), (1760, 4648711), (2090, 3914704), (3040, 2691359), (3344, 2446690), (4180, 1957352), (6688, 1223345), (8360, 978676), (16720, 489338), (33440, 244669)]