123156930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{691}}^1$

素因数の和:1171

約数の個数: 64

約数和(自身を含む): 319471488

約数和(自身を除く): 196314558

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 457, 691, 914, 1371, 1382, 2073, 2285, 2742, 3455, 4146, 4570, 5941, 6855, 6910, 8983, 10365, 11882, 13710, 17823, 17966, 20730, 26949, 29705, 35646, 44915, 53898, 59410, 89115, 89830, 134745, 178230, 269490, 315787, 631574, 947361, 1578935, 1894722, 3157870, 4105231, 4736805, 8210462, 9473610, 12315693, 20526155, 24631386, 41052310, 61578465, 123156930]

約数ペア:

[(1, 123156930), (2, 61578465), (3, 41052310), (5, 24631386), (6, 20526155), (10, 12315693), (13, 9473610), (15, 8210462), (26, 4736805), (30, 4105231), (39, 3157870), (65, 1894722), (78, 1578935), (130, 947361), (195, 631574), (390, 315787), (457, 269490), (691, 178230), (914, 134745), (1371, 89830), (1382, 89115), (2073, 59410), (2285, 53898), (2742, 44915), (3455, 35646), (4146, 29705), (4570, 26949), (5941, 20730), (6855, 17966), (6910, 17823), (8983, 13710), (10365, 11882)]