1866209940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5347}}^1$

素因数の和:5646

約数の個数: 144

約数和(自身を含む): 6494097792

約数和(自身を除く): 4627887852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 277, 315, 420, 554, 630, 831, 1108, 1260, 1385, 1662, 1939, 2493, 2770, 3324, 3878, 4155, 4986, 5347, 5540, 5817, 7756, 8310, 9695, 9972, 10694, 11634, 12465, 16041, 16620, 17451, 19390, 21388, 23268, 24930, 26735, 29085, 32082, 34902, 37429, 38780, 48123, 49860, 53470, 58170, 64164, 69804, 74858, 80205, 87255, 96246, 106940, 112287, 116340, 149716, 160410, 174510, 187145, 192492, 224574, 240615, 320820, 336861, 349020, 374290, 449148, 481230, 561435, 673722, 748580, 962460, 1122870, 1347444, 1481119, 1684305, 2245740, 2962238, 3368610, 4443357, 5924476, 6737220, 7405595, 8886714, 10367833, 13330071, 14811190, 17773428, 20735666, 22216785, 26660142, 29622380, 31103499, 41471332, 44433570, 51839165, 53320284, 62206998, 66650355, 88867140, 93310497, 103678330, 124413996, 133300710, 155517495, 186620994, 207356660, 266601420, 311034990, 373241988, 466552485, 622069980, 933104970, 1866209940]

約数ペア:

[(1, 1866209940), (2, 933104970), (3, 622069980), (4, 466552485), (5, 373241988), (6, 311034990), (7, 266601420), (9, 207356660), (10, 186620994), (12, 155517495), (14, 133300710), (15, 124413996), (18, 103678330), (20, 93310497), (21, 88867140), (28, 66650355), (30, 62206998), (35, 53320284), (36, 51839165), (42, 44433570), (45, 41471332), (60, 31103499), (63, 29622380), (70, 26660142), (84, 22216785), (90, 20735666), (105, 17773428), (126, 14811190), (140, 13330071), (180, 10367833), (210, 8886714), (252, 7405595), (277, 6737220), (315, 5924476), (420, 4443357), (554, 3368610), (630, 2962238), (831, 2245740), (1108, 1684305), (1260, 1481119), (1385, 1347444), (1662, 1122870), (1939, 962460), (2493, 748580), (2770, 673722), (3324, 561435), (3878, 481230), (4155, 449148), (4986, 374290), (5347, 349020), (5540, 336861), (5817, 320820), (7756, 240615), (8310, 224574), (9695, 192492), (9972, 187145), (10694, 174510), (11634, 160410), (12465, 149716), (16041, 116340), (16620, 112287), (17451, 106940), (19390, 96246), (21388, 87255), (23268, 80205), (24930, 74858), (26735, 69804), (29085, 64164), (32082, 58170), (34902, 53470), (37429, 49860), (38780, 48123)]