69889920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 128

約数和(自身を含む): 225828000

約数和(自身を除く): 155938080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 267, 320, 356, 384, 409, 445, 480, 534, 640, 712, 818, 890, 960, 1068, 1227, 1335, 1424, 1636, 1780, 1920, 2045, 2136, 2454, 2670, 2848, 3272, 3560, 4090, 4272, 4908, 5340, 5696, 6135, 6544, 7120, 8180, 8544, 9816, 10680, 11392, 12270, 13088, 14240, 16360, 17088, 19632, 21360, 24540, 26176, 28480, 32720, 34176, 36401, 39264, 42720, 49080, 52352, 56960, 65440, 72802, 78528, 85440, 98160, 109203, 130880, 145604, 157056, 170880, 182005, 196320, 218406, 261760, 291208, 364010, 392640, 436812, 546015, 582416, 728020, 785280, 873624, 1092030, 1164832, 1456040, 1747248, 2184060, 2329664, 2912080, 3494496, 4368120, 4659328, 5824160, 6988992, 8736240, 11648320, 13977984, 17472480, 23296640, 34944960, 69889920]

約数ペア:

[(1, 69889920), (2, 34944960), (3, 23296640), (4, 17472480), (5, 13977984), (6, 11648320), (8, 8736240), (10, 6988992), (12, 5824160), (15, 4659328), (16, 4368120), (20, 3494496), (24, 2912080), (30, 2329664), (32, 2184060), (40, 1747248), (48, 1456040), (60, 1164832), (64, 1092030), (80, 873624), (89, 785280), (96, 728020), (120, 582416), (128, 546015), (160, 436812), (178, 392640), (192, 364010), (240, 291208), (267, 261760), (320, 218406), (356, 196320), (384, 182005), (409, 170880), (445, 157056), (480, 145604), (534, 130880), (640, 109203), (712, 98160), (818, 85440), (890, 78528), (960, 72802), (1068, 65440), (1227, 56960), (1335, 52352), (1424, 49080), (1636, 42720), (1780, 39264), (1920, 36401), (2045, 34176), (2136, 32720), (2454, 28480), (2670, 26176), (2848, 24540), (3272, 21360), (3560, 19632), (4090, 17088), (4272, 16360), (4908, 14240), (5340, 13088), (5696, 12270), (6135, 11392), (6544, 10680), (7120, 9816), (8180, 8544)]