1251822780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17257}}^1$

素因数の和:17316

約数の個数: 144

約数和(自身を含む): 4221444864

約数和(自身を除く): 2969622084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 14508, 17257, 18135, 24180, 34514, 36270, 51771, 69028, 72540, 86285, 103542, 155313, 172570, 207084, 224341, 258855, 310626, 345140, 448682, 517710, 534967, 621252, 673023, 776565, 897364, 1035420, 1069934, 1121705, 1346046, 1553130, 1604901, 2019069, 2139868, 2243410, 2674835, 2692092, 3106260, 3209802, 3365115, 4038138, 4486820, 4814703, 5349670, 6419604, 6730230, 6954571, 8024505, 8076276, 9629406, 10095345, 10699340, 13460460, 13909142, 16049010, 19258812, 20190690, 20863713, 24073515, 27818284, 32098020, 34772855, 40381380, 41727426, 48147030, 62591139, 69545710, 83454852, 96294060, 104318565, 125182278, 139091420, 208637130, 250364556, 312955695, 417274260, 625911390, 1251822780]

約数ペア:

[(1, 1251822780), (2, 625911390), (3, 417274260), (4, 312955695), (5, 250364556), (6, 208637130), (9, 139091420), (10, 125182278), (12, 104318565), (13, 96294060), (15, 83454852), (18, 69545710), (20, 62591139), (26, 48147030), (30, 41727426), (31, 40381380), (36, 34772855), (39, 32098020), (45, 27818284), (52, 24073515), (60, 20863713), (62, 20190690), (65, 19258812), (78, 16049010), (90, 13909142), (93, 13460460), (117, 10699340), (124, 10095345), (130, 9629406), (155, 8076276), (156, 8024505), (180, 6954571), (186, 6730230), (195, 6419604), (234, 5349670), (260, 4814703), (279, 4486820), (310, 4038138), (372, 3365115), (390, 3209802), (403, 3106260), (465, 2692092), (468, 2674835), (558, 2243410), (585, 2139868), (620, 2019069), (780, 1604901), (806, 1553130), (930, 1346046), (1116, 1121705), (1170, 1069934), (1209, 1035420), (1395, 897364), (1612, 776565), (1860, 673023), (2015, 621252), (2340, 534967), (2418, 517710), (2790, 448682), (3627, 345140), (4030, 310626), (4836, 258855), (5580, 224341), (6045, 207084), (7254, 172570), (8060, 155313), (12090, 103542), (14508, 86285), (17257, 72540), (18135, 69028), (24180, 51771), (34514, 36270)]