308923120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15263}}^1$

素因数の和:15310

約数の個数: 80

約数和(自身を含む): 817661952

約数和(自身を除く): 508738832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 15263, 20240, 30526, 61052, 76315, 122104, 152630, 167893, 244208, 305260, 335786, 351049, 610520, 671572, 702098, 839465, 1221040, 1343144, 1404196, 1678930, 1755245, 2686288, 2808392, 3357860, 3510490, 3861539, 5616784, 6715720, 7020980, 7723078, 13431440, 14041960, 15446156, 19307695, 28083920, 30892312, 38615390, 61784624, 77230780, 154461560, 308923120]

約数ペア:

[(1, 308923120), (2, 154461560), (4, 77230780), (5, 61784624), (8, 38615390), (10, 30892312), (11, 28083920), (16, 19307695), (20, 15446156), (22, 14041960), (23, 13431440), (40, 7723078), (44, 7020980), (46, 6715720), (55, 5616784), (80, 3861539), (88, 3510490), (92, 3357860), (110, 2808392), (115, 2686288), (176, 1755245), (184, 1678930), (220, 1404196), (230, 1343144), (253, 1221040), (368, 839465), (440, 702098), (460, 671572), (506, 610520), (880, 351049), (920, 335786), (1012, 305260), (1265, 244208), (1840, 167893), (2024, 152630), (2530, 122104), (4048, 76315), (5060, 61052), (10120, 30526), (15263, 20240)]