156971256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^4\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 426985800

約数和(自身を除く): 270014544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 229, 312, 338, 458, 507, 676, 687, 916, 1014, 1352, 1374, 1832, 2028, 2197, 2748, 2977, 4056, 4394, 5496, 5954, 6591, 8788, 8931, 11908, 13182, 17576, 17862, 23816, 26364, 28561, 35724, 38701, 52728, 57122, 71448, 77402, 85683, 114244, 116103, 154804, 171366, 228488, 232206, 309608, 342732, 464412, 503113, 685464, 928824, 1006226, 1509339, 2012452, 3018678, 4024904, 6037356, 6540469, 12074712, 13080938, 19621407, 26161876, 39242814, 52323752, 78485628, 156971256]

約数ペア:

[(1, 156971256), (2, 78485628), (3, 52323752), (4, 39242814), (6, 26161876), (8, 19621407), (12, 13080938), (13, 12074712), (24, 6540469), (26, 6037356), (39, 4024904), (52, 3018678), (78, 2012452), (104, 1509339), (156, 1006226), (169, 928824), (229, 685464), (312, 503113), (338, 464412), (458, 342732), (507, 309608), (676, 232206), (687, 228488), (916, 171366), (1014, 154804), (1352, 116103), (1374, 114244), (1832, 85683), (2028, 77402), (2197, 71448), (2748, 57122), (2977, 52728), (4056, 38701), (4394, 35724), (5496, 28561), (5954, 26364), (6591, 23816), (8788, 17862), (8931, 17576), (11908, 13182)]