891121470720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17850991}}^1$

素因数の和:17851028

約数の個数: 144

約数和(自身を含む): 3064943922432

約数和(自身を除く): 2173822451712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 49920, 17850991, 35701982, 53552973, 71403964, 89254955, 107105946, 142807928, 178509910, 214211892, 232062883, 267764865, 285615856, 357019820, 428423784, 464125766, 535529730, 571231712, 696188649, 714039640, 856847568, 928251532, 1071059460, 1142463424, 1160314415, 1392377298, 1428079280, 1713695136, 1856503064, 2142118920, 2284926848, 2320628830, 2784754596, 2856158560, 3427390272, 3480943245, 3713006128, 4284237840, 4569853696, 4641257660, 5569509192, 5712317120, 6854780544, 6961886490, 7426012256, 8568475680, 9282515320, 11139018384, 11424634240, 13709561088, 13923772980, 14852024512, 17136951360, 18565030640, 22278036768, 22849268480, 27847545960, 29704049024, 34273902720, 37130061280, 44556073536, 55695091920, 59408098048, 68547805440, 74260122560, 89112147072, 111390183840, 148520245120, 178224294144, 222780367680, 297040490240, 445560735360, 891121470720]

約数ペア:

[(1, 891121470720), (2, 445560735360), (3, 297040490240), (4, 222780367680), (5, 178224294144), (6, 148520245120), (8, 111390183840), (10, 89112147072), (12, 74260122560), (13, 68547805440), (15, 59408098048), (16, 55695091920), (20, 44556073536), (24, 37130061280), (26, 34273902720), (30, 29704049024), (32, 27847545960), (39, 22849268480), (40, 22278036768), (48, 18565030640), (52, 17136951360), (60, 14852024512), (64, 13923772980), (65, 13709561088), (78, 11424634240), (80, 11139018384), (96, 9282515320), (104, 8568475680), (120, 7426012256), (128, 6961886490), (130, 6854780544), (156, 5712317120), (160, 5569509192), (192, 4641257660), (195, 4569853696), (208, 4284237840), (240, 3713006128), (256, 3480943245), (260, 3427390272), (312, 2856158560), (320, 2784754596), (384, 2320628830), (390, 2284926848), (416, 2142118920), (480, 1856503064), (520, 1713695136), (624, 1428079280), (640, 1392377298), (768, 1160314415), (780, 1142463424), (832, 1071059460), (960, 928251532), (1040, 856847568), (1248, 714039640), (1280, 696188649), (1560, 571231712), (1664, 535529730), (1920, 464125766), (2080, 428423784), (2496, 357019820), (3120, 285615856), (3328, 267764865), (3840, 232062883), (4160, 214211892), (4992, 178509910), (6240, 142807928), (8320, 107105946), (9984, 89254955), (12480, 71403964), (16640, 53552973), (24960, 35701982), (49920, 17850991)]