7680538920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{3221}}^1$

素因数の和:3907

約数の個数: 128

約数和(自身を含む): 23829396480

約数和(自身を除く): 16148857560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 641, 744, 930, 1240, 1282, 1860, 1923, 2564, 3205, 3221, 3720, 3846, 5128, 6410, 6442, 7692, 9615, 9663, 12820, 12884, 15384, 16105, 19230, 19326, 19871, 25640, 25768, 32210, 38460, 38652, 39742, 48315, 59613, 64420, 76920, 77304, 79484, 96630, 99355, 99851, 119226, 128840, 158968, 193260, 198710, 199702, 238452, 298065, 299553, 386520, 397420, 399404, 476904, 499255, 596130, 599106, 794840, 798808, 998510, 1192260, 1198212, 1497765, 1997020, 2064661, 2384520, 2396424, 2995530, 3994040, 4129322, 5991060, 6193983, 8258644, 10323305, 11982120, 12387966, 16517288, 20646610, 24775932, 30969915, 41293220, 49551864, 61939830, 64004491, 82586440, 123879660, 128008982, 192013473, 247759320, 256017964, 320022455, 384026946, 512035928, 640044910, 768053892, 960067365, 1280089820, 1536107784, 1920134730, 2560179640, 3840269460, 7680538920]

約数ペア:

[(1, 7680538920), (2, 3840269460), (3, 2560179640), (4, 1920134730), (5, 1536107784), (6, 1280089820), (8, 960067365), (10, 768053892), (12, 640044910), (15, 512035928), (20, 384026946), (24, 320022455), (30, 256017964), (31, 247759320), (40, 192013473), (60, 128008982), (62, 123879660), (93, 82586440), (120, 64004491), (124, 61939830), (155, 49551864), (186, 41293220), (248, 30969915), (310, 24775932), (372, 20646610), (465, 16517288), (620, 12387966), (641, 11982120), (744, 10323305), (930, 8258644), (1240, 6193983), (1282, 5991060), (1860, 4129322), (1923, 3994040), (2564, 2995530), (3205, 2396424), (3221, 2384520), (3720, 2064661), (3846, 1997020), (5128, 1497765), (6410, 1198212), (6442, 1192260), (7692, 998510), (9615, 798808), (9663, 794840), (12820, 599106), (12884, 596130), (15384, 499255), (16105, 476904), (19230, 399404), (19326, 397420), (19871, 386520), (25640, 299553), (25768, 298065), (32210, 238452), (38460, 199702), (38652, 198710), (39742, 193260), (48315, 158968), (59613, 128840), (64420, 119226), (76920, 99851), (77304, 99355), (79484, 96630)]