189898080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{395621}}^1$

素因数の和:395639

約数の個数: 48

約数和(自身を含む): 598180464

約数和(自身を除く): 408282384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 395621, 791242, 1186863, 1582484, 1978105, 2373726, 3164968, 3956210, 4747452, 5934315, 6329936, 7912420, 9494904, 11868630, 12659872, 15824840, 18989808, 23737260, 31649680, 37979616, 47474520, 63299360, 94949040, 189898080]

約数ペア:

[(1, 189898080), (2, 94949040), (3, 63299360), (4, 47474520), (5, 37979616), (6, 31649680), (8, 23737260), (10, 18989808), (12, 15824840), (15, 12659872), (16, 11868630), (20, 9494904), (24, 7912420), (30, 6329936), (32, 5934315), (40, 4747452), (48, 3956210), (60, 3164968), (80, 2373726), (96, 1978105), (120, 1582484), (160, 1186863), (240, 791242), (480, 395621)]