289916896

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7817}}^1$

素因数の和:7907

約数の個数: 48

約数和(自身を含む): 610742160

約数和(自身を除く): 320825264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 244, 304, 488, 608, 976, 1159, 1952, 2318, 4636, 7817, 9272, 15634, 18544, 31268, 37088, 62536, 125072, 148523, 250144, 297046, 476837, 594092, 953674, 1188184, 1907348, 2376368, 3814696, 4752736, 7629392, 9059903, 15258784, 18119806, 36239612, 72479224, 144958448, 289916896]

約数ペア:

[(1, 289916896), (2, 144958448), (4, 72479224), (8, 36239612), (16, 18119806), (19, 15258784), (32, 9059903), (38, 7629392), (61, 4752736), (76, 3814696), (122, 2376368), (152, 1907348), (244, 1188184), (304, 953674), (488, 594092), (608, 476837), (976, 297046), (1159, 250144), (1952, 148523), (2318, 125072), (4636, 62536), (7817, 37088), (9272, 31268), (15634, 18544)]