219251344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:1008

約数の個数: 80

約数和(自身を含む): 485524480

約数和(自身を除く): 266273136

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 403, 481, 496, 592, 806, 919, 962, 1147, 1612, 1838, 1924, 2294, 3224, 3676, 3848, 4588, 6448, 7352, 7696, 9176, 11947, 14704, 14911, 18352, 23894, 28489, 29822, 34003, 47788, 56978, 59644, 68006, 95576, 113956, 119288, 136012, 191152, 227912, 238576, 272024, 370357, 442039, 455824, 544048, 740714, 884078, 1054093, 1481428, 1768156, 2108186, 2962856, 3536312, 4216372, 5925712, 7072624, 8432744, 13703209, 16865488, 27406418, 54812836, 109625672, 219251344]

約数ペア:

[(1, 219251344), (2, 109625672), (4, 54812836), (8, 27406418), (13, 16865488), (16, 13703209), (26, 8432744), (31, 7072624), (37, 5925712), (52, 4216372), (62, 3536312), (74, 2962856), (104, 2108186), (124, 1768156), (148, 1481428), (208, 1054093), (248, 884078), (296, 740714), (403, 544048), (481, 455824), (496, 442039), (592, 370357), (806, 272024), (919, 238576), (962, 227912), (1147, 191152), (1612, 136012), (1838, 119288), (1924, 113956), (2294, 95576), (3224, 68006), (3676, 59644), (3848, 56978), (4588, 47788), (6448, 34003), (7352, 29822), (7696, 28489), (9176, 23894), (11947, 18352), (14704, 14911)]