128127240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{355909}}^1$

素因数の和:355926

約数の個数: 48

約数和(自身を含む): 416414700

約数和(自身を除く): 288287460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 355909, 711818, 1067727, 1423636, 1779545, 2135454, 2847272, 3203181, 3559090, 4270908, 5338635, 6406362, 7118180, 8541816, 10677270, 12812724, 14236360, 16015905, 21354540, 25625448, 32031810, 42709080, 64063620, 128127240]

約数ペア:

[(1, 128127240), (2, 64063620), (3, 42709080), (4, 32031810), (5, 25625448), (6, 21354540), (8, 16015905), (9, 14236360), (10, 12812724), (12, 10677270), (15, 8541816), (18, 7118180), (20, 6406362), (24, 5338635), (30, 4270908), (36, 3559090), (40, 3203181), (45, 2847272), (60, 2135454), (72, 1779545), (90, 1423636), (120, 1067727), (180, 711818), (360, 355909)]