189625020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{243109}}^1$

素因数の和:243134

約数の個数: 48

約数和(自身を含む): 571794720

約数和(自身を除く): 382169700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 243109, 486218, 729327, 972436, 1215545, 1458654, 2431090, 2917308, 3160417, 3646635, 4862180, 6320834, 7293270, 9481251, 12641668, 14586540, 15802085, 18962502, 31604170, 37925004, 47406255, 63208340, 94812510, 189625020]

約数ペア:

[(1, 189625020), (2, 94812510), (3, 63208340), (4, 47406255), (5, 37925004), (6, 31604170), (10, 18962502), (12, 15802085), (13, 14586540), (15, 12641668), (20, 9481251), (26, 7293270), (30, 6320834), (39, 4862180), (52, 3646635), (60, 3160417), (65, 2917308), (78, 2431090), (130, 1458654), (156, 1215545), (195, 972436), (260, 729327), (390, 486218), (780, 243109)]