1557209040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6488371}}^1$

素因数の和:6488387

約数の個数: 40

約数和(自身を含む): 4827348768

約数和(自身を除く): 3270139728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6488371, 12976742, 19465113, 25953484, 32441855, 38930226, 51906968, 64883710, 77860452, 97325565, 103813936, 129767420, 155720904, 194651130, 259534840, 311441808, 389302260, 519069680, 778604520, 1557209040]

約数ペア:

[(1, 1557209040), (2, 778604520), (3, 519069680), (4, 389302260), (5, 311441808), (6, 259534840), (8, 194651130), (10, 155720904), (12, 129767420), (15, 103813936), (16, 97325565), (20, 77860452), (24, 64883710), (30, 51906968), (40, 38930226), (48, 32441855), (60, 25953484), (80, 19465113), (120, 12976742), (240, 6488371)]