256291308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78233}}^1$

素因数の和:78263

約数の個数: 72

約数和(自身を含む): 797360928

約数和(自身を除く): 541069620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 78233, 156466, 234699, 312932, 469398, 547631, 704097, 938796, 1017029, 1095262, 1408194, 1642893, 2034058, 2190524, 2816388, 3051087, 3285786, 4068116, 4928679, 6102174, 6571572, 7119203, 9153261, 9857358, 12204348, 14238406, 18306522, 19714716, 21357609, 28476812, 36613044, 42715218, 64072827, 85430436, 128145654, 256291308]

約数ペア:

[(1, 256291308), (2, 128145654), (3, 85430436), (4, 64072827), (6, 42715218), (7, 36613044), (9, 28476812), (12, 21357609), (13, 19714716), (14, 18306522), (18, 14238406), (21, 12204348), (26, 9857358), (28, 9153261), (36, 7119203), (39, 6571572), (42, 6102174), (52, 4928679), (63, 4068116), (78, 3285786), (84, 3051087), (91, 2816388), (117, 2190524), (126, 2034058), (156, 1642893), (182, 1408194), (234, 1095262), (252, 1017029), (273, 938796), (364, 704097), (468, 547631), (546, 469398), (819, 312932), (1092, 234699), (1638, 156466), (3276, 78233)]