2019156720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{171697}}^1$

素因数の和:171727

約数の個数: 120

約数和(自身を含む): 7281368784

約数和(自身を除く): 5262212064

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, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 171697, 343394, 515091, 686788, 858485, 1030182, 1201879, 1373576, 1716970, 2060364, 2403758, 2575455, 2747152, 3433940, 3605637, 4120728, 4807516, 5150910, 6009395, 6867880, 7211274, 8241456, 8413153, 9615032, 10301820, 12018790, 13735760, 14422548, 16826306, 18028185, 19230064, 20603640, 24037580, 25239459, 28845096, 33652612, 36056370, 41207280, 42065765, 48075160, 50478918, 57690192, 67305224, 72112740, 84131530, 96150320, 100957836, 126197295, 134610448, 144225480, 168263060, 201915672, 252394590, 288450960, 336526120, 403831344, 504789180, 673052240, 1009578360, 2019156720]

約数ペア:

[(1, 2019156720), (2, 1009578360), (3, 673052240), (4, 504789180), (5, 403831344), (6, 336526120), (7, 288450960), (8, 252394590), (10, 201915672), (12, 168263060), (14, 144225480), (15, 134610448), (16, 126197295), (20, 100957836), (21, 96150320), (24, 84131530), (28, 72112740), (30, 67305224), (35, 57690192), (40, 50478918), (42, 48075160), (48, 42065765), (49, 41207280), (56, 36056370), (60, 33652612), (70, 28845096), (80, 25239459), (84, 24037580), (98, 20603640), (105, 19230064), (112, 18028185), (120, 16826306), (140, 14422548), (147, 13735760), (168, 12018790), (196, 10301820), (210, 9615032), (240, 8413153), (245, 8241456), (280, 7211274), (294, 6867880), (336, 6009395), (392, 5150910), (420, 4807516), (490, 4120728), (560, 3605637), (588, 3433940), (735, 2747152), (784, 2575455), (840, 2403758), (980, 2060364), (1176, 1716970), (1470, 1373576), (1680, 1201879), (1960, 1030182), (2352, 858485), (2940, 686788), (3920, 515091), (5880, 343394), (11760, 171697)]