155993880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{185707}}^1$

素因数の和:185728

約数の個数: 64

約数和(自身を含む): 534839040

約数和(自身を除く): 378845160

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, 185707, 371414, 557121, 742828, 928535, 1114242, 1299949, 1485656, 1857070, 2228484, 2599898, 2785605, 3714140, 3899847, 4456968, 5199796, 5571210, 6499745, 7428280, 7799694, 10399592, 11142420, 12999490, 15599388, 19499235, 22284840, 25998980, 31198776, 38998470, 51997960, 77996940, 155993880]

約数ペア:

[(1, 155993880), (2, 77996940), (3, 51997960), (4, 38998470), (5, 31198776), (6, 25998980), (7, 22284840), (8, 19499235), (10, 15599388), (12, 12999490), (14, 11142420), (15, 10399592), (20, 7799694), (21, 7428280), (24, 6499745), (28, 5571210), (30, 5199796), (35, 4456968), (40, 3899847), (42, 3714140), (56, 2785605), (60, 2599898), (70, 2228484), (84, 1857070), (105, 1485656), (120, 1299949), (140, 1114242), (168, 928535), (210, 742828), (280, 557121), (420, 371414), (840, 185707)]