164393520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{684973}}^1$

素因数の和:684989

約数の個数: 40

約数和(自身を含む): 509620656

約数和(自身を除く): 345227136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 684973, 1369946, 2054919, 2739892, 3424865, 4109838, 5479784, 6849730, 8219676, 10274595, 10959568, 13699460, 16439352, 20549190, 27398920, 32878704, 41098380, 54797840, 82196760, 164393520]

約数ペア:

[(1, 164393520), (2, 82196760), (3, 54797840), (4, 41098380), (5, 32878704), (6, 27398920), (8, 20549190), (10, 16439352), (12, 13699460), (15, 10959568), (16, 10274595), (20, 8219676), (24, 6849730), (30, 5479784), (40, 4109838), (48, 3424865), (60, 2739892), (80, 2054919), (120, 1369946), (240, 684973)]