64720128

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 193084416

約数和(自身を除く): 128364288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 64, 66, 88, 94, 96, 128, 132, 141, 163, 176, 188, 192, 256, 264, 282, 326, 352, 376, 384, 489, 517, 528, 564, 652, 704, 752, 768, 978, 1034, 1056, 1128, 1304, 1408, 1504, 1551, 1793, 1956, 2068, 2112, 2256, 2608, 2816, 3008, 3102, 3586, 3912, 4136, 4224, 4512, 5216, 5379, 6016, 6204, 7172, 7661, 7824, 8272, 8448, 9024, 10432, 10758, 12032, 12408, 14344, 15322, 15648, 16544, 18048, 20864, 21516, 22983, 24816, 28688, 30644, 31296, 33088, 36096, 41728, 43032, 45966, 49632, 57376, 61288, 62592, 66176, 84271, 86064, 91932, 99264, 114752, 122576, 125184, 132352, 168542, 172128, 183864, 198528, 229504, 245152, 252813, 337084, 344256, 367728, 397056, 459008, 490304, 505626, 674168, 688512, 735456, 980608, 1011252, 1348336, 1377024, 1470912, 1961216, 2022504, 2696672, 2941824, 4045008, 5393344, 5883648, 8090016, 10786688, 16180032, 21573376, 32360064, 64720128]

約数ペア:

[(1, 64720128), (2, 32360064), (3, 21573376), (4, 16180032), (6, 10786688), (8, 8090016), (11, 5883648), (12, 5393344), (16, 4045008), (22, 2941824), (24, 2696672), (32, 2022504), (33, 1961216), (44, 1470912), (47, 1377024), (48, 1348336), (64, 1011252), (66, 980608), (88, 735456), (94, 688512), (96, 674168), (128, 505626), (132, 490304), (141, 459008), (163, 397056), (176, 367728), (188, 344256), (192, 337084), (256, 252813), (264, 245152), (282, 229504), (326, 198528), (352, 183864), (376, 172128), (384, 168542), (489, 132352), (517, 125184), (528, 122576), (564, 114752), (652, 99264), (704, 91932), (752, 86064), (768, 84271), (978, 66176), (1034, 62592), (1056, 61288), (1128, 57376), (1304, 49632), (1408, 45966), (1504, 43032), (1551, 41728), (1793, 36096), (1956, 33088), (2068, 31296), (2112, 30644), (2256, 28688), (2608, 24816), (2816, 22983), (3008, 21516), (3102, 20864), (3586, 18048), (3912, 16544), (4136, 15648), (4224, 15322), (4512, 14344), (5216, 12408), (5379, 12032), (6016, 10758), (6204, 10432), (7172, 9024), (7661, 8448), (7824, 8272)]