30771900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 180

約数和(自身を含む): 103977720

約数和(自身を除く): 73205820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 29, 30, 36, 45, 50, 54, 58, 60, 75, 81, 87, 90, 100, 108, 116, 131, 135, 145, 150, 162, 174, 180, 225, 261, 262, 270, 290, 300, 324, 348, 393, 405, 435, 450, 522, 524, 540, 580, 655, 675, 725, 783, 786, 810, 870, 900, 1044, 1179, 1305, 1310, 1350, 1450, 1566, 1572, 1620, 1740, 1965, 2025, 2175, 2349, 2358, 2610, 2620, 2700, 2900, 3132, 3275, 3537, 3799, 3915, 3930, 4050, 4350, 4698, 4716, 5220, 5895, 6525, 6550, 7074, 7598, 7830, 7860, 8100, 8700, 9396, 9825, 10611, 11397, 11745, 11790, 13050, 13100, 14148, 15196, 15660, 17685, 18995, 19575, 19650, 21222, 22794, 23490, 23580, 26100, 29475, 34191, 35370, 37990, 39150, 39300, 42444, 45588, 46980, 53055, 56985, 58725, 58950, 68382, 70740, 75980, 78300, 88425, 94975, 102573, 106110, 113970, 117450, 117900, 136764, 170955, 176850, 189950, 205146, 212220, 227940, 234900, 265275, 284925, 307719, 341910, 353700, 379900, 410292, 512865, 530550, 569850, 615438, 683820, 854775, 1025730, 1061100, 1139700, 1230876, 1538595, 1709550, 2051460, 2564325, 3077190, 3419100, 5128650, 6154380, 7692975, 10257300, 15385950, 30771900]

約数ペア:

[(1, 30771900), (2, 15385950), (3, 10257300), (4, 7692975), (5, 6154380), (6, 5128650), (9, 3419100), (10, 3077190), (12, 2564325), (15, 2051460), (18, 1709550), (20, 1538595), (25, 1230876), (27, 1139700), (29, 1061100), (30, 1025730), (36, 854775), (45, 683820), (50, 615438), (54, 569850), (58, 530550), (60, 512865), (75, 410292), (81, 379900), (87, 353700), (90, 341910), (100, 307719), (108, 284925), (116, 265275), (131, 234900), (135, 227940), (145, 212220), (150, 205146), (162, 189950), (174, 176850), (180, 170955), (225, 136764), (261, 117900), (262, 117450), (270, 113970), (290, 106110), (300, 102573), (324, 94975), (348, 88425), (393, 78300), (405, 75980), (435, 70740), (450, 68382), (522, 58950), (524, 58725), (540, 56985), (580, 53055), (655, 46980), (675, 45588), (725, 42444), (783, 39300), (786, 39150), (810, 37990), (870, 35370), (900, 34191), (1044, 29475), (1179, 26100), (1305, 23580), (1310, 23490), (1350, 22794), (1450, 21222), (1566, 19650), (1572, 19575), (1620, 18995), (1740, 17685), (1965, 15660), (2025, 15196), (2175, 14148), (2349, 13100), (2358, 13050), (2610, 11790), (2620, 11745), (2700, 11397), (2900, 10611), (3132, 9825), (3275, 9396), (3537, 8700), (3799, 8100), (3915, 7860), (3930, 7830), (4050, 7598), (4350, 7074), (4698, 6550), (4716, 6525), (5220, 5895)]