4640139520

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{347}}^1$

素因数の和:736

約数の個数: 144

約数和(自身を含む): 11540325888

約数和(自身を除く): 6900186368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 337, 347, 496, 620, 640, 674, 694, 992, 1240, 1280, 1348, 1388, 1685, 1735, 1984, 2480, 2696, 2776, 3370, 3470, 3968, 4960, 5392, 5552, 6740, 6940, 7936, 9920, 10447, 10757, 10784, 11104, 13480, 13880, 19840, 20894, 21514, 21568, 22208, 26960, 27760, 39680, 41788, 43028, 43136, 44416, 52235, 53785, 53920, 55520, 83576, 86056, 86272, 88832, 104470, 107570, 107840, 111040, 116939, 167152, 172112, 208940, 215140, 215680, 222080, 233878, 334304, 344224, 417880, 430280, 431360, 444160, 467756, 584695, 668608, 688448, 835760, 860560, 935512, 1169390, 1337216, 1376896, 1671520, 1721120, 1871024, 2338780, 2674432, 2753792, 3343040, 3442240, 3625109, 3742048, 4677560, 6686080, 6884480, 7250218, 7484096, 9355120, 13372160, 13768960, 14500436, 14968192, 18125545, 18710240, 29000872, 29936384, 36251090, 37420480, 58001744, 72502180, 74840960, 116003488, 145004360, 149681920, 232006976, 290008720, 464013952, 580017440, 928027904, 1160034880, 2320069760, 4640139520]

約数ペア:

[(1, 4640139520), (2, 2320069760), (4, 1160034880), (5, 928027904), (8, 580017440), (10, 464013952), (16, 290008720), (20, 232006976), (31, 149681920), (32, 145004360), (40, 116003488), (62, 74840960), (64, 72502180), (80, 58001744), (124, 37420480), (128, 36251090), (155, 29936384), (160, 29000872), (248, 18710240), (256, 18125545), (310, 14968192), (320, 14500436), (337, 13768960), (347, 13372160), (496, 9355120), (620, 7484096), (640, 7250218), (674, 6884480), (694, 6686080), (992, 4677560), (1240, 3742048), (1280, 3625109), (1348, 3442240), (1388, 3343040), (1685, 2753792), (1735, 2674432), (1984, 2338780), (2480, 1871024), (2696, 1721120), (2776, 1671520), (3370, 1376896), (3470, 1337216), (3968, 1169390), (4960, 935512), (5392, 860560), (5552, 835760), (6740, 688448), (6940, 668608), (7936, 584695), (9920, 467756), (10447, 444160), (10757, 431360), (10784, 430280), (11104, 417880), (13480, 344224), (13880, 334304), (19840, 233878), (20894, 222080), (21514, 215680), (21568, 215140), (22208, 208940), (26960, 172112), (27760, 167152), (39680, 116939), (41788, 111040), (43028, 107840), (43136, 107570), (44416, 104470), (52235, 88832), (53785, 86272), (53920, 86056), (55520, 83576)]