421660580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 1043025984

約数和(自身を除く): 621365404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 43, 44, 53, 55, 58, 86, 106, 110, 116, 145, 172, 212, 215, 220, 265, 290, 319, 430, 473, 530, 580, 583, 638, 841, 860, 946, 1060, 1166, 1247, 1276, 1537, 1595, 1682, 1892, 2279, 2332, 2365, 2494, 2915, 3074, 3190, 3364, 4205, 4558, 4730, 4988, 5830, 6148, 6235, 6380, 7685, 8410, 9116, 9251, 9460, 11395, 11660, 12470, 13717, 15370, 16820, 16907, 18502, 22790, 24940, 25069, 27434, 30740, 33814, 36163, 37004, 44573, 45580, 46255, 50138, 54868, 66091, 67628, 68585, 72326, 84535, 89146, 92510, 100276, 125345, 132182, 137170, 144652, 169070, 178292, 180815, 185020, 222865, 250690, 264364, 274340, 330455, 338140, 361630, 397793, 445730, 490303, 501380, 660910, 723260, 727001, 795586, 891460, 980606, 1321820, 1454002, 1591172, 1916639, 1961212, 1988965, 2451515, 2908004, 3635005, 3833278, 3977930, 4903030, 7270010, 7666556, 7955860, 9583195, 9806060, 14540020, 19166390, 21083029, 38332780, 42166058, 84332116, 105415145, 210830290, 421660580]

約数ペア:

[(1, 421660580), (2, 210830290), (4, 105415145), (5, 84332116), (10, 42166058), (11, 38332780), (20, 21083029), (22, 19166390), (29, 14540020), (43, 9806060), (44, 9583195), (53, 7955860), (55, 7666556), (58, 7270010), (86, 4903030), (106, 3977930), (110, 3833278), (116, 3635005), (145, 2908004), (172, 2451515), (212, 1988965), (215, 1961212), (220, 1916639), (265, 1591172), (290, 1454002), (319, 1321820), (430, 980606), (473, 891460), (530, 795586), (580, 727001), (583, 723260), (638, 660910), (841, 501380), (860, 490303), (946, 445730), (1060, 397793), (1166, 361630), (1247, 338140), (1276, 330455), (1537, 274340), (1595, 264364), (1682, 250690), (1892, 222865), (2279, 185020), (2332, 180815), (2365, 178292), (2494, 169070), (2915, 144652), (3074, 137170), (3190, 132182), (3364, 125345), (4205, 100276), (4558, 92510), (4730, 89146), (4988, 84535), (5830, 72326), (6148, 68585), (6235, 67628), (6380, 66091), (7685, 54868), (8410, 50138), (9116, 46255), (9251, 45580), (9460, 44573), (11395, 37004), (11660, 36163), (12470, 33814), (13717, 30740), (15370, 27434), (16820, 25069), (16907, 24940), (18502, 22790)]