291099420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 927370080

約数和(自身を除く): 636270660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 243, 267, 270, 324, 356, 405, 445, 486, 534, 540, 673, 801, 810, 890, 972, 1068, 1215, 1335, 1346, 1602, 1620, 1780, 2019, 2403, 2430, 2670, 2692, 3204, 3365, 4005, 4038, 4806, 4860, 5340, 6057, 6730, 7209, 8010, 8076, 9612, 10095, 12015, 12114, 13460, 14418, 16020, 18171, 20190, 21627, 24030, 24228, 28836, 30285, 36045, 36342, 40380, 43254, 48060, 54513, 59897, 60570, 72090, 72684, 86508, 90855, 108135, 109026, 119794, 121140, 144180, 163539, 179691, 181710, 216270, 218052, 239588, 272565, 299485, 327078, 359382, 363420, 432540, 539073, 545130, 598970, 654156, 718764, 817695, 898455, 1078146, 1090260, 1197940, 1617219, 1635390, 1796910, 2156292, 2695365, 3234438, 3270780, 3593820, 4851657, 5390730, 6468876, 8086095, 9703314, 10781460, 14554971, 16172190, 19406628, 24258285, 29109942, 32344380, 48516570, 58219884, 72774855, 97033140, 145549710, 291099420]

約数ペア:

[(1, 291099420), (2, 145549710), (3, 97033140), (4, 72774855), (5, 58219884), (6, 48516570), (9, 32344380), (10, 29109942), (12, 24258285), (15, 19406628), (18, 16172190), (20, 14554971), (27, 10781460), (30, 9703314), (36, 8086095), (45, 6468876), (54, 5390730), (60, 4851657), (81, 3593820), (89, 3270780), (90, 3234438), (108, 2695365), (135, 2156292), (162, 1796910), (178, 1635390), (180, 1617219), (243, 1197940), (267, 1090260), (270, 1078146), (324, 898455), (356, 817695), (405, 718764), (445, 654156), (486, 598970), (534, 545130), (540, 539073), (673, 432540), (801, 363420), (810, 359382), (890, 327078), (972, 299485), (1068, 272565), (1215, 239588), (1335, 218052), (1346, 216270), (1602, 181710), (1620, 179691), (1780, 163539), (2019, 144180), (2403, 121140), (2430, 119794), (2670, 109026), (2692, 108135), (3204, 90855), (3365, 86508), (4005, 72684), (4038, 72090), (4806, 60570), (4860, 59897), (5340, 54513), (6057, 48060), (6730, 43254), (7209, 40380), (8010, 36342), (8076, 36045), (9612, 30285), (10095, 28836), (12015, 24228), (12114, 24030), (13460, 21627), (14418, 20190), (16020, 18171)]