561903840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{390211}}^1$

素因数の和:390232

約数の個数: 72

約数和(自身を含む): 1917501768

約数和(自身を除く): 1355597928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 390211, 780422, 1170633, 1560844, 1951055, 2341266, 3121688, 3511899, 3902110, 4682532, 5853165, 6243376, 7023798, 7804220, 9365064, 11706330, 12486752, 14047596, 15608440, 17559495, 18730128, 23412660, 28095192, 31216880, 35118990, 37460256, 46825320, 56190384, 62433760, 70237980, 93650640, 112380768, 140475960, 187301280, 280951920, 561903840]

約数ペア:

[(1, 561903840), (2, 280951920), (3, 187301280), (4, 140475960), (5, 112380768), (6, 93650640), (8, 70237980), (9, 62433760), (10, 56190384), (12, 46825320), (15, 37460256), (16, 35118990), (18, 31216880), (20, 28095192), (24, 23412660), (30, 18730128), (32, 17559495), (36, 15608440), (40, 14047596), (45, 12486752), (48, 11706330), (60, 9365064), (72, 7804220), (80, 7023798), (90, 6243376), (96, 5853165), (120, 4682532), (144, 3902110), (160, 3511899), (180, 3121688), (240, 2341266), (288, 1951055), (360, 1560844), (480, 1170633), (720, 780422), (1440, 390211)]