7775940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 23042880

約数和(自身を除く): 15266940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 359, 361, 380, 570, 718, 722, 1077, 1083, 1140, 1436, 1444, 1795, 1805, 2154, 2166, 3590, 3610, 4308, 4332, 5385, 5415, 6821, 7180, 7220, 10770, 10830, 13642, 20463, 21540, 21660, 27284, 34105, 40926, 68210, 81852, 102315, 129599, 136420, 204630, 259198, 388797, 409260, 518396, 647995, 777594, 1295990, 1555188, 1943985, 2591980, 3887970, 7775940]

約数ペア:

[(1, 7775940), (2, 3887970), (3, 2591980), (4, 1943985), (5, 1555188), (6, 1295990), (10, 777594), (12, 647995), (15, 518396), (19, 409260), (20, 388797), (30, 259198), (38, 204630), (57, 136420), (60, 129599), (76, 102315), (95, 81852), (114, 68210), (190, 40926), (228, 34105), (285, 27284), (359, 21660), (361, 21540), (380, 20463), (570, 13642), (718, 10830), (722, 10770), (1077, 7220), (1083, 7180), (1140, 6821), (1436, 5415), (1444, 5385), (1795, 4332), (1805, 4308), (2154, 3610), (2166, 3590)]