312811520

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{1091}}^1$

素因数の和:1129

約数の個数: 112

約数和(自身を含む): 858731328

約数和(自身を除く): 545919808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1091, 1120, 1280, 1792, 2048, 2182, 2240, 2560, 3584, 4096, 4364, 4480, 5120, 5455, 7168, 7637, 8192, 8728, 8960, 10240, 10910, 14336, 15274, 17456, 17920, 20480, 21820, 28672, 30548, 34912, 35840, 38185, 40960, 43640, 57344, 61096, 69824, 71680, 76370, 87280, 122192, 139648, 143360, 152740, 174560, 244384, 279296, 286720, 305480, 349120, 488768, 558592, 610960, 698240, 977536, 1117184, 1221920, 1396480, 1955072, 2234368, 2443840, 2792960, 3910144, 4468736, 4887680, 5585920, 7820288, 8937472, 9775360, 11171840, 15640576, 19550720, 22343680, 31281152, 39101440, 44687360, 62562304, 78202880, 156405760, 312811520]

約数ペア:

[(1, 312811520), (2, 156405760), (4, 78202880), (5, 62562304), (7, 44687360), (8, 39101440), (10, 31281152), (14, 22343680), (16, 19550720), (20, 15640576), (28, 11171840), (32, 9775360), (35, 8937472), (40, 7820288), (56, 5585920), (64, 4887680), (70, 4468736), (80, 3910144), (112, 2792960), (128, 2443840), (140, 2234368), (160, 1955072), (224, 1396480), (256, 1221920), (280, 1117184), (320, 977536), (448, 698240), (512, 610960), (560, 558592), (640, 488768), (896, 349120), (1024, 305480), (1091, 286720), (1120, 279296), (1280, 244384), (1792, 174560), (2048, 152740), (2182, 143360), (2240, 139648), (2560, 122192), (3584, 87280), (4096, 76370), (4364, 71680), (4480, 69824), (5120, 61096), (5455, 57344), (7168, 43640), (7637, 40960), (8192, 38185), (8728, 35840), (8960, 34912), (10240, 30548), (10910, 28672), (14336, 21820), (15274, 20480), (17456, 17920)]