2189994660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{6763}}^1$

素因数の和:7042

約数の個数: 144

約数和(自身を含む): 7622649216

約数和(自身を除く): 5432654556

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, 257, 315, 420, 514, 630, 771, 1028, 1260, 1285, 1542, 1799, 2313, 2570, 3084, 3598, 3855, 4626, 5140, 5397, 6763, 7196, 7710, 8995, 9252, 10794, 11565, 13526, 15420, 16191, 17990, 20289, 21588, 23130, 26985, 27052, 32382, 33815, 35980, 40578, 46260, 47341, 53970, 60867, 64764, 67630, 80955, 81156, 94682, 101445, 107940, 121734, 135260, 142023, 161910, 189364, 202890, 236705, 243468, 284046, 304335, 323820, 405780, 426069, 473410, 568092, 608670, 710115, 852138, 946820, 1217340, 1420230, 1704276, 1738091, 2130345, 2840460, 3476182, 4260690, 5214273, 6952364, 8521380, 8690455, 10428546, 12166637, 15642819, 17380910, 20857092, 24333274, 26071365, 31285638, 34761820, 36499911, 48666548, 52142730, 60833185, 62571276, 72999822, 78214095, 104285460, 109499733, 121666370, 145999644, 156428190, 182499555, 218999466, 243332740, 312856380, 364999110, 437998932, 547498665, 729998220, 1094997330, 2189994660]

約数ペア:

[(1, 2189994660), (2, 1094997330), (3, 729998220), (4, 547498665), (5, 437998932), (6, 364999110), (7, 312856380), (9, 243332740), (10, 218999466), (12, 182499555), (14, 156428190), (15, 145999644), (18, 121666370), (20, 109499733), (21, 104285460), (28, 78214095), (30, 72999822), (35, 62571276), (36, 60833185), (42, 52142730), (45, 48666548), (60, 36499911), (63, 34761820), (70, 31285638), (84, 26071365), (90, 24333274), (105, 20857092), (126, 17380910), (140, 15642819), (180, 12166637), (210, 10428546), (252, 8690455), (257, 8521380), (315, 6952364), (420, 5214273), (514, 4260690), (630, 3476182), (771, 2840460), (1028, 2130345), (1260, 1738091), (1285, 1704276), (1542, 1420230), (1799, 1217340), (2313, 946820), (2570, 852138), (3084, 710115), (3598, 608670), (3855, 568092), (4626, 473410), (5140, 426069), (5397, 405780), (6763, 323820), (7196, 304335), (7710, 284046), (8995, 243468), (9252, 236705), (10794, 202890), (11565, 189364), (13526, 161910), (15420, 142023), (16191, 135260), (17990, 121734), (20289, 107940), (21588, 101445), (23130, 94682), (26985, 81156), (27052, 80955), (32382, 67630), (33815, 64764), (35980, 60867), (40578, 53970), (46260, 47341)]