128126040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{152531}}^1$

素因数の和:152552

約数の個数: 64

約数和(自身を含む): 439292160

約数和(自身を除く): 311166120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 152531, 305062, 457593, 610124, 762655, 915186, 1067717, 1220248, 1525310, 1830372, 2135434, 2287965, 3050620, 3203151, 3660744, 4270868, 4575930, 5338585, 6101240, 6406302, 8541736, 9151860, 10677170, 12812604, 16015755, 18303720, 21354340, 25625208, 32031510, 42708680, 64063020, 128126040]

約数ペア:

[(1, 128126040), (2, 64063020), (3, 42708680), (4, 32031510), (5, 25625208), (6, 21354340), (7, 18303720), (8, 16015755), (10, 12812604), (12, 10677170), (14, 9151860), (15, 8541736), (20, 6406302), (21, 6101240), (24, 5338585), (28, 4575930), (30, 4270868), (35, 3660744), (40, 3203151), (42, 3050620), (56, 2287965), (60, 2135434), (70, 1830372), (84, 1525310), (105, 1220248), (120, 1067717), (140, 915186), (168, 762655), (210, 610124), (280, 457593), (420, 305062), (840, 152531)]