178245990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11719}}^1$

素因数の和:11758

約数の個数: 72

約数和(自身を含む): 501873840

約数和(自身を除く): 323627850

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 2535, 3042, 5070, 7605, 11719, 15210, 23438, 35157, 58595, 70314, 105471, 117190, 152347, 175785, 210942, 304694, 351570, 457041, 527355, 761735, 914082, 1054710, 1371123, 1523470, 1980511, 2285205, 2742246, 3961022, 4570410, 5941533, 6855615, 9902555, 11883066, 13711230, 17824599, 19805110, 29707665, 35649198, 59415330, 89122995, 178245990]

約数ペア:

[(1, 178245990), (2, 89122995), (3, 59415330), (5, 35649198), (6, 29707665), (9, 19805110), (10, 17824599), (13, 13711230), (15, 11883066), (18, 9902555), (26, 6855615), (30, 5941533), (39, 4570410), (45, 3961022), (65, 2742246), (78, 2285205), (90, 1980511), (117, 1523470), (130, 1371123), (169, 1054710), (195, 914082), (234, 761735), (338, 527355), (390, 457041), (507, 351570), (585, 304694), (845, 210942), (1014, 175785), (1170, 152347), (1521, 117190), (1690, 105471), (2535, 70314), (3042, 58595), (5070, 35157), (7605, 23438), (11719, 15210)]