240617440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:729

約数の個数: 144

約数和(自身を含む): 676372032

約数和(自身を除く): 435754592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 160, 188, 196, 224, 235, 245, 280, 329, 376, 392, 470, 490, 560, 653, 658, 752, 784, 940, 980, 1120, 1306, 1316, 1504, 1568, 1645, 1880, 1960, 2303, 2612, 2632, 3265, 3290, 3760, 3920, 4571, 4606, 5224, 5264, 6530, 6580, 7520, 7840, 9142, 9212, 10448, 10528, 11515, 13060, 13160, 18284, 18424, 20896, 22855, 23030, 26120, 26320, 30691, 31997, 36568, 36848, 45710, 46060, 52240, 52640, 61382, 63994, 73136, 73696, 91420, 92120, 104480, 122764, 127988, 146272, 153455, 159985, 182840, 184240, 214837, 245528, 255976, 306910, 319970, 365680, 368480, 429674, 491056, 511952, 613820, 639940, 731360, 859348, 982112, 1023904, 1074185, 1227640, 1279880, 1503859, 1718696, 2148370, 2455280, 2559760, 3007718, 3437392, 4296740, 4910560, 5119520, 6015436, 6874784, 7519295, 8593480, 12030872, 15038590, 17186960, 24061744, 30077180, 34373920, 48123488, 60154360, 120308720, 240617440]

約数ペア:

[(1, 240617440), (2, 120308720), (4, 60154360), (5, 48123488), (7, 34373920), (8, 30077180), (10, 24061744), (14, 17186960), (16, 15038590), (20, 12030872), (28, 8593480), (32, 7519295), (35, 6874784), (40, 6015436), (47, 5119520), (49, 4910560), (56, 4296740), (70, 3437392), (80, 3007718), (94, 2559760), (98, 2455280), (112, 2148370), (140, 1718696), (160, 1503859), (188, 1279880), (196, 1227640), (224, 1074185), (235, 1023904), (245, 982112), (280, 859348), (329, 731360), (376, 639940), (392, 613820), (470, 511952), (490, 491056), (560, 429674), (653, 368480), (658, 365680), (752, 319970), (784, 306910), (940, 255976), (980, 245528), (1120, 214837), (1306, 184240), (1316, 182840), (1504, 159985), (1568, 153455), (1645, 146272), (1880, 127988), (1960, 122764), (2303, 104480), (2612, 92120), (2632, 91420), (3265, 73696), (3290, 73136), (3760, 63994), (3920, 61382), (4571, 52640), (4606, 52240), (5224, 46060), (5264, 45710), (6530, 36848), (6580, 36568), (7520, 31997), (7840, 30691), (9142, 26320), (9212, 26120), (10448, 23030), (10528, 22855), (11515, 20896), (13060, 18424), (13160, 18284)]