203944260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{261467}}^1$

素因数の和:261492

約数の個数: 48

約数和(自身を含む): 614972736

約数和(自身を除く): 411028476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 261467, 522934, 784401, 1045868, 1307335, 1568802, 2614670, 3137604, 3399071, 3922005, 5229340, 6798142, 7844010, 10197213, 13596284, 15688020, 16995355, 20394426, 33990710, 40788852, 50986065, 67981420, 101972130, 203944260]

約数ペア:

[(1, 203944260), (2, 101972130), (3, 67981420), (4, 50986065), (5, 40788852), (6, 33990710), (10, 20394426), (12, 16995355), (13, 15688020), (15, 13596284), (20, 10197213), (26, 7844010), (30, 6798142), (39, 5229340), (52, 3922005), (60, 3399071), (65, 3137604), (78, 2614670), (130, 1568802), (156, 1307335), (195, 1045868), (260, 784401), (390, 522934), (780, 261467)]