1331168280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6719}}^1$

素因数の和:6873

約数の個数: 128

約数和(自身を含む): 4335206400

約数和(自身を除く): 3004038120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1524, 1560, 1651, 1905, 2540, 3048, 3302, 3810, 4953, 5080, 6604, 6719, 7620, 8255, 9906, 13208, 13438, 15240, 16510, 19812, 20157, 24765, 26876, 33020, 33595, 39624, 40314, 49530, 53752, 66040, 67190, 80628, 87347, 99060, 100785, 134380, 161256, 174694, 198120, 201570, 262041, 268760, 349388, 403140, 436735, 524082, 698776, 806280, 853313, 873470, 1048164, 1310205, 1706626, 1746940, 2096328, 2559939, 2620410, 3413252, 3493880, 4266565, 5119878, 5240820, 6826504, 8533130, 10239756, 10481640, 11093069, 12799695, 17066260, 20479512, 22186138, 25599390, 33279207, 34132520, 44372276, 51198780, 55465345, 66558414, 88744552, 102397560, 110930690, 133116828, 166396035, 221861380, 266233656, 332792070, 443722760, 665584140, 1331168280]

約数ペア:

[(1, 1331168280), (2, 665584140), (3, 443722760), (4, 332792070), (5, 266233656), (6, 221861380), (8, 166396035), (10, 133116828), (12, 110930690), (13, 102397560), (15, 88744552), (20, 66558414), (24, 55465345), (26, 51198780), (30, 44372276), (39, 34132520), (40, 33279207), (52, 25599390), (60, 22186138), (65, 20479512), (78, 17066260), (104, 12799695), (120, 11093069), (127, 10481640), (130, 10239756), (156, 8533130), (195, 6826504), (254, 5240820), (260, 5119878), (312, 4266565), (381, 3493880), (390, 3413252), (508, 2620410), (520, 2559939), (635, 2096328), (762, 1746940), (780, 1706626), (1016, 1310205), (1270, 1048164), (1524, 873470), (1560, 853313), (1651, 806280), (1905, 698776), (2540, 524082), (3048, 436735), (3302, 403140), (3810, 349388), (4953, 268760), (5080, 262041), (6604, 201570), (6719, 198120), (7620, 174694), (8255, 161256), (9906, 134380), (13208, 100785), (13438, 99060), (15240, 87347), (16510, 80628), (19812, 67190), (20157, 66040), (24765, 53752), (26876, 49530), (33020, 40314), (33595, 39624)]