30780304

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{73}}^2$

素因数の和:192

約数の個数: 45

約数和(自身を含む): 63814833

約数和(自身を除く): 33034529

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 361, 584, 722, 1168, 1387, 1444, 2774, 2888, 5329, 5548, 5776, 10658, 11096, 21316, 22192, 26353, 42632, 52706, 85264, 101251, 105412, 202502, 210824, 405004, 421648, 810008, 1620016, 1923769, 3847538, 7695076, 15390152, 30780304]

約数ペア:

[(1, 30780304), (2, 15390152), (4, 7695076), (8, 3847538), (16, 1923769), (19, 1620016), (38, 810008), (73, 421648), (76, 405004), (146, 210824), (152, 202502), (292, 105412), (304, 101251), (361, 85264), (584, 52706), (722, 42632), (1168, 26353), (1387, 22192), (1444, 21316), (2774, 11096), (2888, 10658), (5329, 5776)]