64784520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{179957}}^1$

素因数の和:179974

約数の個数: 48

約数和(自身を含む): 210550860

約数和(自身を除く): 145766340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 179957, 359914, 539871, 719828, 899785, 1079742, 1439656, 1619613, 1799570, 2159484, 2699355, 3239226, 3599140, 4318968, 5398710, 6478452, 7198280, 8098065, 10797420, 12956904, 16196130, 21594840, 32392260, 64784520]

約数ペア:

[(1, 64784520), (2, 32392260), (3, 21594840), (4, 16196130), (5, 12956904), (6, 10797420), (8, 8098065), (9, 7198280), (10, 6478452), (12, 5398710), (15, 4318968), (18, 3599140), (20, 3239226), (24, 2699355), (30, 2159484), (36, 1799570), (40, 1619613), (45, 1439656), (60, 1079742), (72, 899785), (90, 719828), (120, 539871), (180, 359914), (360, 179957)]