251697060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1138

約数の個数: 144

約数和(自身を含む): 807206400

約数和(自身を除く): 555509340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 620, 645, 774, 860, 930, 1049, 1116, 1290, 1333, 1395, 1548, 1860, 1935, 2098, 2580, 2666, 2790, 3147, 3870, 3999, 4196, 5245, 5332, 5580, 6294, 6665, 7740, 7998, 9441, 10490, 11997, 12588, 13330, 15735, 15996, 18882, 19995, 20980, 23994, 26660, 31470, 32519, 37764, 39990, 45107, 47205, 47988, 59985, 62940, 65038, 79980, 90214, 94410, 97557, 119970, 130076, 135321, 162595, 180428, 188820, 195114, 225535, 239940, 270642, 292671, 325190, 390228, 405963, 451070, 487785, 541284, 585342, 650380, 676605, 811926, 902140, 975570, 1170684, 1353210, 1398317, 1463355, 1623852, 1951140, 2029815, 2706420, 2796634, 2926710, 4059630, 4194951, 5593268, 5853420, 6991585, 8119260, 8389902, 12584853, 13983170, 16779804, 20974755, 25169706, 27966340, 41949510, 50339412, 62924265, 83899020, 125848530, 251697060]

約数ペア:

[(1, 251697060), (2, 125848530), (3, 83899020), (4, 62924265), (5, 50339412), (6, 41949510), (9, 27966340), (10, 25169706), (12, 20974755), (15, 16779804), (18, 13983170), (20, 12584853), (30, 8389902), (31, 8119260), (36, 6991585), (43, 5853420), (45, 5593268), (60, 4194951), (62, 4059630), (86, 2926710), (90, 2796634), (93, 2706420), (124, 2029815), (129, 1951140), (155, 1623852), (172, 1463355), (180, 1398317), (186, 1353210), (215, 1170684), (258, 975570), (279, 902140), (310, 811926), (372, 676605), (387, 650380), (430, 585342), (465, 541284), (516, 487785), (558, 451070), (620, 405963), (645, 390228), (774, 325190), (860, 292671), (930, 270642), (1049, 239940), (1116, 225535), (1290, 195114), (1333, 188820), (1395, 180428), (1548, 162595), (1860, 135321), (1935, 130076), (2098, 119970), (2580, 97557), (2666, 94410), (2790, 90214), (3147, 79980), (3870, 65038), (3999, 62940), (4196, 59985), (5245, 47988), (5332, 47205), (5580, 45107), (6294, 39990), (6665, 37764), (7740, 32519), (7998, 31470), (9441, 26660), (10490, 23994), (11997, 20980), (12588, 19995), (13330, 18882), (15735, 15996)]