64688760

素因数分解:

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

素因数の和:782

約数の個数: 128

約数和(自身を含む): 218376000

約数和(自身を除く): 153687240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 89, 90, 108, 120, 135, 178, 180, 216, 267, 270, 356, 360, 445, 534, 540, 673, 712, 801, 890, 1068, 1080, 1335, 1346, 1602, 1780, 2019, 2136, 2403, 2670, 2692, 3204, 3365, 3560, 4005, 4038, 4806, 5340, 5384, 6057, 6408, 6730, 8010, 8076, 9612, 10095, 10680, 12015, 12114, 13460, 16020, 16152, 18171, 19224, 20190, 24030, 24228, 26920, 30285, 32040, 36342, 40380, 48060, 48456, 59897, 60570, 72684, 80760, 90855, 96120, 119794, 121140, 145368, 179691, 181710, 239588, 242280, 299485, 359382, 363420, 479176, 539073, 598970, 718764, 726840, 898455, 1078146, 1197940, 1437528, 1617219, 1796910, 2156292, 2395880, 2695365, 3234438, 3593820, 4312584, 5390730, 6468876, 7187640, 8086095, 10781460, 12937752, 16172190, 21562920, 32344380, 64688760]

約数ペア:

[(1, 64688760), (2, 32344380), (3, 21562920), (4, 16172190), (5, 12937752), (6, 10781460), (8, 8086095), (9, 7187640), (10, 6468876), (12, 5390730), (15, 4312584), (18, 3593820), (20, 3234438), (24, 2695365), (27, 2395880), (30, 2156292), (36, 1796910), (40, 1617219), (45, 1437528), (54, 1197940), (60, 1078146), (72, 898455), (89, 726840), (90, 718764), (108, 598970), (120, 539073), (135, 479176), (178, 363420), (180, 359382), (216, 299485), (267, 242280), (270, 239588), (356, 181710), (360, 179691), (445, 145368), (534, 121140), (540, 119794), (673, 96120), (712, 90855), (801, 80760), (890, 72684), (1068, 60570), (1080, 59897), (1335, 48456), (1346, 48060), (1602, 40380), (1780, 36342), (2019, 32040), (2136, 30285), (2403, 26920), (2670, 24228), (2692, 24030), (3204, 20190), (3365, 19224), (3560, 18171), (4005, 16152), (4038, 16020), (4806, 13460), (5340, 12114), (5384, 12015), (6057, 10680), (6408, 10095), (6730, 9612), (8010, 8076)]