644451630384

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1\times {\mathrm{511801}}^1$

素因数の和:512558

約数の個数: 80

約数和(自身を含む): 1712243827040

約数和(自身を除く): 1067792196656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 709, 888, 1418, 1776, 2127, 2836, 4254, 5672, 8508, 11344, 17016, 26233, 34032, 52466, 78699, 104932, 157398, 209864, 314796, 419728, 511801, 629592, 1023602, 1259184, 1535403, 2047204, 3070806, 4094408, 6141612, 8188816, 12283224, 18936637, 24566448, 37873274, 56809911, 75746548, 113619822, 151493096, 227239644, 302986192, 362866909, 454479288, 725733818, 908958576, 1088600727, 1451467636, 2177201454, 2902935272, 4354402908, 5805870544, 8708805816, 13426075633, 17417611632, 26852151266, 40278226899, 53704302532, 80556453798, 107408605064, 161112907596, 214817210128, 322225815192, 644451630384]

約数ペア:

[(1, 644451630384), (2, 322225815192), (3, 214817210128), (4, 161112907596), (6, 107408605064), (8, 80556453798), (12, 53704302532), (16, 40278226899), (24, 26852151266), (37, 17417611632), (48, 13426075633), (74, 8708805816), (111, 5805870544), (148, 4354402908), (222, 2902935272), (296, 2177201454), (444, 1451467636), (592, 1088600727), (709, 908958576), (888, 725733818), (1418, 454479288), (1776, 362866909), (2127, 302986192), (2836, 227239644), (4254, 151493096), (5672, 113619822), (8508, 75746548), (11344, 56809911), (17016, 37873274), (26233, 24566448), (34032, 18936637), (52466, 12283224), (78699, 8188816), (104932, 6141612), (157398, 4094408), (209864, 3070806), (314796, 2047204), (419728, 1535403), (511801, 1259184), (629592, 1023602)]