663377260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{937}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 1720817280

約数和(自身を除く): 1057440020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 389, 455, 778, 910, 937, 1556, 1820, 1874, 1945, 2723, 3748, 3890, 4685, 5057, 5446, 6559, 7780, 9370, 10114, 10892, 12181, 13118, 13615, 18740, 20228, 24362, 25285, 26236, 27230, 32795, 35399, 48724, 50570, 54460, 60905, 65590, 70798, 85267, 101140, 121810, 131180, 141596, 170534, 176995, 243620, 341068, 353990, 364493, 426335, 707980, 728986, 852670, 1457972, 1705340, 1822465, 2551451, 3644930, 4738409, 5102902, 7289860, 9476818, 10205804, 12757255, 18953636, 23692045, 25514510, 33168863, 47384090, 51029020, 66337726, 94768180, 132675452, 165844315, 331688630, 663377260]

約数ペア:

[(1, 663377260), (2, 331688630), (4, 165844315), (5, 132675452), (7, 94768180), (10, 66337726), (13, 51029020), (14, 47384090), (20, 33168863), (26, 25514510), (28, 23692045), (35, 18953636), (52, 12757255), (65, 10205804), (70, 9476818), (91, 7289860), (130, 5102902), (140, 4738409), (182, 3644930), (260, 2551451), (364, 1822465), (389, 1705340), (455, 1457972), (778, 852670), (910, 728986), (937, 707980), (1556, 426335), (1820, 364493), (1874, 353990), (1945, 341068), (2723, 243620), (3748, 176995), (3890, 170534), (4685, 141596), (5057, 131180), (5446, 121810), (6559, 101140), (7780, 85267), (9370, 70798), (10114, 65590), (10892, 60905), (12181, 54460), (13118, 50570), (13615, 48724), (18740, 35399), (20228, 32795), (24362, 27230), (25285, 26236)]