161469840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 575963136

約数和(自身を除く): 414493296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 223, 240, 280, 336, 420, 431, 446, 560, 669, 840, 862, 892, 1115, 1293, 1338, 1561, 1680, 1724, 1784, 2155, 2230, 2586, 2676, 3017, 3122, 3345, 3448, 3568, 4310, 4460, 4683, 5172, 5352, 6034, 6244, 6465, 6690, 6896, 7805, 8620, 8920, 9051, 9366, 10344, 10704, 12068, 12488, 12930, 13380, 15085, 15610, 17240, 17840, 18102, 18732, 20688, 23415, 24136, 24976, 25860, 26760, 30170, 31220, 34480, 36204, 37464, 45255, 46830, 48272, 51720, 53520, 60340, 62440, 72408, 74928, 90510, 93660, 96113, 103440, 120680, 124880, 144816, 181020, 187320, 192226, 241360, 288339, 362040, 374640, 384452, 480565, 576678, 672791, 724080, 768904, 961130, 1153356, 1345582, 1441695, 1537808, 1922260, 2018373, 2306712, 2691164, 2883390, 3363955, 3844520, 4036746, 4613424, 5382328, 5766780, 6727910, 7689040, 8073492, 10091865, 10764656, 11533560, 13455820, 16146984, 20183730, 23067120, 26911640, 32293968, 40367460, 53823280, 80734920, 161469840]

約数ペア:

[(1, 161469840), (2, 80734920), (3, 53823280), (4, 40367460), (5, 32293968), (6, 26911640), (7, 23067120), (8, 20183730), (10, 16146984), (12, 13455820), (14, 11533560), (15, 10764656), (16, 10091865), (20, 8073492), (21, 7689040), (24, 6727910), (28, 5766780), (30, 5382328), (35, 4613424), (40, 4036746), (42, 3844520), (48, 3363955), (56, 2883390), (60, 2691164), (70, 2306712), (80, 2018373), (84, 1922260), (105, 1537808), (112, 1441695), (120, 1345582), (140, 1153356), (168, 961130), (210, 768904), (223, 724080), (240, 672791), (280, 576678), (336, 480565), (420, 384452), (431, 374640), (446, 362040), (560, 288339), (669, 241360), (840, 192226), (862, 187320), (892, 181020), (1115, 144816), (1293, 124880), (1338, 120680), (1561, 103440), (1680, 96113), (1724, 93660), (1784, 90510), (2155, 74928), (2230, 72408), (2586, 62440), (2676, 60340), (3017, 53520), (3122, 51720), (3345, 48272), (3448, 46830), (3568, 45255), (4310, 37464), (4460, 36204), (4683, 34480), (5172, 31220), (5352, 30170), (6034, 26760), (6244, 25860), (6465, 24976), (6690, 24136), (6896, 23415), (7805, 20688), (8620, 18732), (8920, 18102), (9051, 17840), (9366, 17240), (10344, 15610), (10704, 15085), (12068, 13380), (12488, 12930)]