165704520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 510935040

約数和(自身を除く): 345230520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 127, 131, 166, 249, 254, 262, 332, 381, 393, 415, 498, 508, 524, 635, 655, 664, 762, 786, 830, 996, 1016, 1048, 1245, 1270, 1310, 1524, 1572, 1660, 1905, 1965, 1992, 2490, 2540, 2620, 3048, 3144, 3320, 3810, 3930, 4980, 5080, 5240, 7620, 7860, 9960, 10541, 10873, 15240, 15720, 16637, 21082, 21746, 31623, 32619, 33274, 42164, 43492, 49911, 52705, 54365, 63246, 65238, 66548, 83185, 84328, 86984, 99822, 105410, 108730, 126492, 130476, 133096, 158115, 163095, 166370, 199644, 210820, 217460, 249555, 252984, 260952, 316230, 326190, 332740, 399288, 421640, 434920, 499110, 632460, 652380, 665480, 998220, 1264920, 1304760, 1380871, 1996440, 2761742, 4142613, 5523484, 6904355, 8285226, 11046968, 13808710, 16570452, 20713065, 27617420, 33140904, 41426130, 55234840, 82852260, 165704520]

約数ペア:

[(1, 165704520), (2, 82852260), (3, 55234840), (4, 41426130), (5, 33140904), (6, 27617420), (8, 20713065), (10, 16570452), (12, 13808710), (15, 11046968), (20, 8285226), (24, 6904355), (30, 5523484), (40, 4142613), (60, 2761742), (83, 1996440), (120, 1380871), (127, 1304760), (131, 1264920), (166, 998220), (249, 665480), (254, 652380), (262, 632460), (332, 499110), (381, 434920), (393, 421640), (415, 399288), (498, 332740), (508, 326190), (524, 316230), (635, 260952), (655, 252984), (664, 249555), (762, 217460), (786, 210820), (830, 199644), (996, 166370), (1016, 163095), (1048, 158115), (1245, 133096), (1270, 130476), (1310, 126492), (1524, 108730), (1572, 105410), (1660, 99822), (1905, 86984), (1965, 84328), (1992, 83185), (2490, 66548), (2540, 65238), (2620, 63246), (3048, 54365), (3144, 52705), (3320, 49911), (3810, 43492), (3930, 42164), (4980, 33274), (5080, 32619), (5240, 31623), (7620, 21746), (7860, 21082), (9960, 16637), (10541, 15720), (10873, 15240)]