553791680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:826

約数の個数: 112

約数和(自身を含む): 1428658560

約数和(自身を除く): 874866880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 239, 260, 320, 416, 478, 520, 557, 832, 956, 1040, 1114, 1195, 1912, 2080, 2228, 2390, 2785, 3107, 3824, 4160, 4456, 4780, 5570, 6214, 7241, 7648, 8912, 9560, 11140, 12428, 14482, 15296, 15535, 17824, 19120, 22280, 24856, 28964, 31070, 35648, 36205, 38240, 44560, 49712, 57928, 62140, 72410, 76480, 89120, 99424, 115856, 124280, 133123, 144820, 178240, 198848, 231712, 248560, 266246, 289640, 463424, 497120, 532492, 579280, 665615, 994240, 1064984, 1158560, 1331230, 1730599, 2129968, 2317120, 2662460, 3461198, 4259936, 5324920, 6922396, 8519872, 8652995, 10649840, 13844792, 17305990, 21299680, 27689584, 34611980, 42599360, 55379168, 69223960, 110758336, 138447920, 276895840, 553791680]

約数ペア:

[(1, 553791680), (2, 276895840), (4, 138447920), (5, 110758336), (8, 69223960), (10, 55379168), (13, 42599360), (16, 34611980), (20, 27689584), (26, 21299680), (32, 17305990), (40, 13844792), (52, 10649840), (64, 8652995), (65, 8519872), (80, 6922396), (104, 5324920), (130, 4259936), (160, 3461198), (208, 2662460), (239, 2317120), (260, 2129968), (320, 1730599), (416, 1331230), (478, 1158560), (520, 1064984), (557, 994240), (832, 665615), (956, 579280), (1040, 532492), (1114, 497120), (1195, 463424), (1912, 289640), (2080, 266246), (2228, 248560), (2390, 231712), (2785, 198848), (3107, 178240), (3824, 144820), (4160, 133123), (4456, 124280), (4780, 115856), (5570, 99424), (6214, 89120), (7241, 76480), (7648, 72410), (8912, 62140), (9560, 57928), (11140, 49712), (12428, 44560), (14482, 38240), (15296, 36205), (15535, 35648), (17824, 31070), (19120, 28964), (22280, 24856)]