308260372

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 654854760

約数和(自身を除く): 346594388

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 193, 196, 203, 281, 386, 406, 562, 772, 812, 1124, 1351, 1421, 1967, 2702, 2842, 3934, 5404, 5597, 5684, 7868, 8149, 9457, 11194, 13769, 16298, 18914, 22388, 27538, 32596, 37828, 39179, 54233, 55076, 57043, 78358, 108466, 114086, 156716, 216932, 228172, 274253, 379631, 399301, 548506, 759262, 798602, 1097012, 1518524, 1572757, 1597204, 2657417, 3145514, 5314834, 6291028, 10629668, 11009299, 22018598, 44037196, 77065093, 154130186, 308260372]

約数ペア:

[(1, 308260372), (2, 154130186), (4, 77065093), (7, 44037196), (14, 22018598), (28, 11009299), (29, 10629668), (49, 6291028), (58, 5314834), (98, 3145514), (116, 2657417), (193, 1597204), (196, 1572757), (203, 1518524), (281, 1097012), (386, 798602), (406, 759262), (562, 548506), (772, 399301), (812, 379631), (1124, 274253), (1351, 228172), (1421, 216932), (1967, 156716), (2702, 114086), (2842, 108466), (3934, 78358), (5404, 57043), (5597, 55076), (5684, 54233), (7868, 39179), (8149, 37828), (9457, 32596), (11194, 27538), (13769, 22388), (16298, 18914)]