221327360

素因数分解:

$2^{12}\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 104

約数和(自身を含む): 541392336

約数和(自身を除く): 320064976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 107, 128, 160, 202, 214, 256, 320, 404, 428, 505, 512, 535, 640, 808, 856, 1010, 1024, 1070, 1280, 1616, 1712, 2020, 2048, 2140, 2560, 3232, 3424, 4040, 4096, 4280, 5120, 6464, 6848, 8080, 8560, 10240, 10807, 12928, 13696, 16160, 17120, 20480, 21614, 25856, 27392, 32320, 34240, 43228, 51712, 54035, 54784, 64640, 68480, 86456, 103424, 108070, 109568, 129280, 136960, 172912, 206848, 216140, 219136, 258560, 273920, 345824, 413696, 432280, 438272, 517120, 547840, 691648, 864560, 1034240, 1095680, 1383296, 1729120, 2068480, 2191360, 2766592, 3458240, 5533184, 6916480, 11066368, 13832960, 22132736, 27665920, 44265472, 55331840, 110663680, 221327360]

約数ペア:

[(1, 221327360), (2, 110663680), (4, 55331840), (5, 44265472), (8, 27665920), (10, 22132736), (16, 13832960), (20, 11066368), (32, 6916480), (40, 5533184), (64, 3458240), (80, 2766592), (101, 2191360), (107, 2068480), (128, 1729120), (160, 1383296), (202, 1095680), (214, 1034240), (256, 864560), (320, 691648), (404, 547840), (428, 517120), (505, 438272), (512, 432280), (535, 413696), (640, 345824), (808, 273920), (856, 258560), (1010, 219136), (1024, 216140), (1070, 206848), (1280, 172912), (1616, 136960), (1712, 129280), (2020, 109568), (2048, 108070), (2140, 103424), (2560, 86456), (3232, 68480), (3424, 64640), (4040, 54784), (4096, 54035), (4280, 51712), (5120, 43228), (6464, 34240), (6848, 32320), (8080, 27392), (8560, 25856), (10240, 21614), (10807, 20480), (12928, 17120), (13696, 16160)]