123739920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{57287}}^1$

素因数の和:57309

約数の個数: 80

約数和(自身を含む): 426222720

約数和(自身を除く): 302482800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 57287, 114574, 171861, 229148, 286435, 343722, 458296, 515583, 572870, 687444, 859305, 916592, 1031166, 1145740, 1374888, 1546749, 1718610, 2062332, 2291480, 2577915, 2749776, 3093498, 3437220, 4124664, 4582960, 5155830, 6186996, 6874440, 7733745, 8249328, 10311660, 12373992, 13748880, 15467490, 20623320, 24747984, 30934980, 41246640, 61869960, 123739920]

約数ペア:

[(1, 123739920), (2, 61869960), (3, 41246640), (4, 30934980), (5, 24747984), (6, 20623320), (8, 15467490), (9, 13748880), (10, 12373992), (12, 10311660), (15, 8249328), (16, 7733745), (18, 6874440), (20, 6186996), (24, 5155830), (27, 4582960), (30, 4124664), (36, 3437220), (40, 3093498), (45, 2749776), (48, 2577915), (54, 2291480), (60, 2062332), (72, 1718610), (80, 1546749), (90, 1374888), (108, 1145740), (120, 1031166), (135, 916592), (144, 859305), (180, 687444), (216, 572870), (240, 515583), (270, 458296), (360, 343722), (432, 286435), (540, 229148), (720, 171861), (1080, 114574), (2160, 57287)]