139227960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 446342400

約数和(自身を除く): 307114440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 139, 170, 204, 255, 278, 340, 408, 417, 491, 510, 556, 680, 695, 834, 982, 1020, 1112, 1390, 1473, 1668, 1964, 2040, 2085, 2363, 2455, 2780, 2946, 3336, 3928, 4170, 4726, 4910, 5560, 5892, 7089, 7365, 8340, 8347, 9452, 9820, 11784, 11815, 14178, 14730, 16680, 16694, 18904, 19640, 23630, 25041, 28356, 29460, 33388, 35445, 41735, 47260, 50082, 56712, 58920, 66776, 68249, 70890, 83470, 94520, 100164, 125205, 136498, 141780, 166940, 200328, 204747, 250410, 272996, 283560, 333880, 341245, 409494, 500820, 545992, 682490, 818988, 1001640, 1023735, 1160233, 1364980, 1637976, 2047470, 2320466, 2729960, 3480699, 4094940, 4640932, 5801165, 6961398, 8189880, 9281864, 11602330, 13922796, 17403495, 23204660, 27845592, 34806990, 46409320, 69613980, 139227960]

約数ペア:

[(1, 139227960), (2, 69613980), (3, 46409320), (4, 34806990), (5, 27845592), (6, 23204660), (8, 17403495), (10, 13922796), (12, 11602330), (15, 9281864), (17, 8189880), (20, 6961398), (24, 5801165), (30, 4640932), (34, 4094940), (40, 3480699), (51, 2729960), (60, 2320466), (68, 2047470), (85, 1637976), (102, 1364980), (120, 1160233), (136, 1023735), (139, 1001640), (170, 818988), (204, 682490), (255, 545992), (278, 500820), (340, 409494), (408, 341245), (417, 333880), (491, 283560), (510, 272996), (556, 250410), (680, 204747), (695, 200328), (834, 166940), (982, 141780), (1020, 136498), (1112, 125205), (1390, 100164), (1473, 94520), (1668, 83470), (1964, 70890), (2040, 68249), (2085, 66776), (2363, 58920), (2455, 56712), (2780, 50082), (2946, 47260), (3336, 41735), (3928, 35445), (4170, 33388), (4726, 29460), (4910, 28356), (5560, 25041), (5892, 23630), (7089, 19640), (7365, 18904), (8340, 16694), (8347, 16680), (9452, 14730), (9820, 14178), (11784, 11815)]