212221320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1621}}^1$

素因数の和:2726

約数の個数: 64

約数和(自身を含む): 637640640

約数和(自身を除く): 425419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1091, 1621, 2182, 3242, 3273, 4364, 4863, 5455, 6484, 6546, 8105, 8728, 9726, 10910, 12968, 13092, 16210, 16365, 19452, 21820, 24315, 26184, 32420, 32730, 38904, 43640, 48630, 64840, 65460, 97260, 130920, 194520, 1768511, 3537022, 5305533, 7074044, 8842555, 10611066, 14148088, 17685110, 21222132, 26527665, 35370220, 42444264, 53055330, 70740440, 106110660, 212221320]

約数ペア:

[(1, 212221320), (2, 106110660), (3, 70740440), (4, 53055330), (5, 42444264), (6, 35370220), (8, 26527665), (10, 21222132), (12, 17685110), (15, 14148088), (20, 10611066), (24, 8842555), (30, 7074044), (40, 5305533), (60, 3537022), (120, 1768511), (1091, 194520), (1621, 130920), (2182, 97260), (3242, 65460), (3273, 64840), (4364, 48630), (4863, 43640), (5455, 38904), (6484, 32730), (6546, 32420), (8105, 26184), (8728, 24315), (9726, 21820), (10910, 19452), (12968, 16365), (13092, 16210)]