319177560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{204601}}^1$

素因数の和:204628

約数の個数: 64

約数和(自身を含む): 1031194080

約数和(自身を除く): 712016520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 204601, 409202, 613803, 818404, 1023005, 1227606, 1636808, 2046010, 2455212, 2659813, 3069015, 4092020, 4910424, 5319626, 6138030, 7979439, 8184040, 10639252, 12276060, 13299065, 15958878, 21278504, 24552120, 26598130, 31917756, 39897195, 53196260, 63835512, 79794390, 106392520, 159588780, 319177560]

約数ペア:

[(1, 319177560), (2, 159588780), (3, 106392520), (4, 79794390), (5, 63835512), (6, 53196260), (8, 39897195), (10, 31917756), (12, 26598130), (13, 24552120), (15, 21278504), (20, 15958878), (24, 13299065), (26, 12276060), (30, 10639252), (39, 8184040), (40, 7979439), (52, 6138030), (60, 5319626), (65, 4910424), (78, 4092020), (104, 3069015), (120, 2659813), (130, 2455212), (156, 2046010), (195, 1636808), (260, 1227606), (312, 1023005), (390, 818404), (520, 613803), (780, 409202), (1560, 204601)]