31074880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{269}}^1$

素因数の和:324

約数の個数: 84

約数和(自身を含む): 78386940

約数和(自身を除く): 47312060

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 269, 304, 320, 361, 380, 538, 608, 722, 760, 1076, 1216, 1345, 1444, 1520, 1805, 2152, 2690, 2888, 3040, 3610, 4304, 5111, 5380, 5776, 6080, 7220, 8608, 10222, 10760, 11552, 14440, 17216, 20444, 21520, 23104, 25555, 28880, 40888, 43040, 51110, 57760, 81776, 86080, 97109, 102220, 115520, 163552, 194218, 204440, 327104, 388436, 408880, 485545, 776872, 817760, 971090, 1553744, 1635520, 1942180, 3107488, 3884360, 6214976, 7768720, 15537440, 31074880]

約数ペア:

[(1, 31074880), (2, 15537440), (4, 7768720), (5, 6214976), (8, 3884360), (10, 3107488), (16, 1942180), (19, 1635520), (20, 1553744), (32, 971090), (38, 817760), (40, 776872), (64, 485545), (76, 408880), (80, 388436), (95, 327104), (152, 204440), (160, 194218), (190, 163552), (269, 115520), (304, 102220), (320, 97109), (361, 86080), (380, 81776), (538, 57760), (608, 51110), (722, 43040), (760, 40888), (1076, 28880), (1216, 25555), (1345, 23104), (1444, 21520), (1520, 20444), (1805, 17216), (2152, 14440), (2690, 11552), (2888, 10760), (3040, 10222), (3610, 8608), (4304, 7220), (5111, 6080), (5380, 5776)]