218990820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5119}}^1$

素因数の和:5185

約数の個数: 96

約数和(自身を含む): 660602880

約数和(自身を除く): 441612060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 690, 713, 930, 1380, 1426, 1860, 2139, 2852, 3565, 4278, 5119, 7130, 8556, 10238, 10695, 14260, 15357, 20476, 21390, 25595, 30714, 42780, 51190, 61428, 76785, 102380, 117737, 153570, 158689, 235474, 307140, 317378, 353211, 470948, 476067, 588685, 634756, 706422, 793445, 952134, 1177370, 1412844, 1586890, 1766055, 1904268, 2354740, 2380335, 3173780, 3532110, 3649847, 4760670, 7064220, 7299694, 9521340, 10949541, 14599388, 18249235, 21899082, 36498470, 43798164, 54747705, 72996940, 109495410, 218990820]

約数ペア:

[(1, 218990820), (2, 109495410), (3, 72996940), (4, 54747705), (5, 43798164), (6, 36498470), (10, 21899082), (12, 18249235), (15, 14599388), (20, 10949541), (23, 9521340), (30, 7299694), (31, 7064220), (46, 4760670), (60, 3649847), (62, 3532110), (69, 3173780), (92, 2380335), (93, 2354740), (115, 1904268), (124, 1766055), (138, 1586890), (155, 1412844), (186, 1177370), (230, 952134), (276, 793445), (310, 706422), (345, 634756), (372, 588685), (460, 476067), (465, 470948), (620, 353211), (690, 317378), (713, 307140), (930, 235474), (1380, 158689), (1426, 153570), (1860, 117737), (2139, 102380), (2852, 76785), (3565, 61428), (4278, 51190), (5119, 42780), (7130, 30714), (8556, 25595), (10238, 21390), (10695, 20476), (14260, 15357)]