268455680

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1601}}^1$

素因数の和:1753

約数の個数: 72

約数和(自身を含む): 648348624

約数和(自身を除く): 379892944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 524, 640, 655, 1048, 1280, 1310, 1601, 2096, 2620, 3202, 4192, 5240, 6404, 8005, 8384, 10480, 12808, 16010, 16768, 20960, 25616, 32020, 33536, 41920, 51232, 64040, 83840, 102464, 128080, 167680, 204928, 209731, 256160, 409856, 419462, 512320, 838924, 1024640, 1048655, 1677848, 2049280, 2097310, 3355696, 4194620, 6711392, 8389240, 13422784, 16778480, 26845568, 33556960, 53691136, 67113920, 134227840, 268455680]

約数ペア:

[(1, 268455680), (2, 134227840), (4, 67113920), (5, 53691136), (8, 33556960), (10, 26845568), (16, 16778480), (20, 13422784), (32, 8389240), (40, 6711392), (64, 4194620), (80, 3355696), (128, 2097310), (131, 2049280), (160, 1677848), (256, 1048655), (262, 1024640), (320, 838924), (524, 512320), (640, 419462), (655, 409856), (1048, 256160), (1280, 209731), (1310, 204928), (1601, 167680), (2096, 128080), (2620, 102464), (3202, 83840), (4192, 64040), (5240, 51232), (6404, 41920), (8005, 33536), (8384, 32020), (10480, 25616), (12808, 20960), (16010, 16768)]