240636420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1669}}^1$

素因数の和:1779

約数の個数: 120

約数和(自身を含む): 763824600

約数和(自身を除く): 523188180

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, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1335, 1602, 1620, 1669, 1780, 2403, 2670, 3204, 3338, 4005, 4806, 5007, 5340, 6676, 7209, 8010, 8345, 9612, 10014, 12015, 14418, 15021, 16020, 16690, 20028, 24030, 25035, 28836, 30042, 33380, 36045, 45063, 48060, 50070, 60084, 72090, 75105, 90126, 100140, 135189, 144180, 148541, 150210, 180252, 225315, 270378, 297082, 300420, 445623, 450630, 540756, 594164, 675945, 742705, 891246, 901260, 1336869, 1351890, 1485410, 1782492, 2228115, 2673738, 2703780, 2970820, 4010607, 4456230, 5347476, 6684345, 8021214, 8912460, 12031821, 13368690, 16042428, 20053035, 24063642, 26737380, 40106070, 48127284, 60159105, 80212140, 120318210, 240636420]

約数ペア:

[(1, 240636420), (2, 120318210), (3, 80212140), (4, 60159105), (5, 48127284), (6, 40106070), (9, 26737380), (10, 24063642), (12, 20053035), (15, 16042428), (18, 13368690), (20, 12031821), (27, 8912460), (30, 8021214), (36, 6684345), (45, 5347476), (54, 4456230), (60, 4010607), (81, 2970820), (89, 2703780), (90, 2673738), (108, 2228115), (135, 1782492), (162, 1485410), (178, 1351890), (180, 1336869), (267, 901260), (270, 891246), (324, 742705), (356, 675945), (405, 594164), (445, 540756), (534, 450630), (540, 445623), (801, 300420), (810, 297082), (890, 270378), (1068, 225315), (1335, 180252), (1602, 150210), (1620, 148541), (1669, 144180), (1780, 135189), (2403, 100140), (2670, 90126), (3204, 75105), (3338, 72090), (4005, 60084), (4806, 50070), (5007, 48060), (5340, 45063), (6676, 36045), (7209, 33380), (8010, 30042), (8345, 28836), (9612, 25035), (10014, 24030), (12015, 20028), (14418, 16690), (15021, 16020)]