321085888

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1025

約数の個数: 56

約数和(自身を含む): 667877760

約数和(自身を除く): 346791872

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 331, 368, 659, 662, 736, 1318, 1324, 1472, 2636, 2648, 5272, 5296, 7613, 10544, 10592, 15157, 15226, 21088, 21184, 30314, 30452, 42176, 60628, 60904, 121256, 121808, 218129, 242512, 243616, 436258, 485024, 487232, 872516, 970048, 1745032, 3490064, 5016967, 6980128, 10033934, 13960256, 20067868, 40135736, 80271472, 160542944, 321085888]

約数ペア:

[(1, 321085888), (2, 160542944), (4, 80271472), (8, 40135736), (16, 20067868), (23, 13960256), (32, 10033934), (46, 6980128), (64, 5016967), (92, 3490064), (184, 1745032), (331, 970048), (368, 872516), (659, 487232), (662, 485024), (736, 436258), (1318, 243616), (1324, 242512), (1472, 218129), (2636, 121808), (2648, 121256), (5272, 60904), (5296, 60628), (7613, 42176), (10544, 30452), (10592, 30314), (15157, 21184), (15226, 21088)]