278355552

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 792207360

約数和(自身を除く): 513851808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 79, 96, 102, 127, 136, 158, 204, 237, 254, 272, 289, 316, 381, 408, 474, 508, 544, 578, 632, 762, 816, 867, 948, 1016, 1156, 1264, 1343, 1524, 1632, 1734, 1896, 2032, 2159, 2312, 2528, 2686, 3048, 3468, 3792, 4029, 4064, 4318, 4624, 5372, 6096, 6477, 6936, 7584, 8058, 8636, 9248, 10033, 10744, 12192, 12954, 13872, 16116, 17272, 20066, 21488, 22831, 25908, 27744, 30099, 32232, 34544, 36703, 40132, 42976, 45662, 51816, 60198, 64464, 68493, 69088, 73406, 80264, 91324, 103632, 110109, 120396, 128928, 136986, 146812, 160528, 170561, 182648, 207264, 220218, 240792, 273972, 293624, 321056, 341122, 365296, 440436, 481584, 511683, 547944, 587248, 682244, 730592, 880872, 963168, 1023366, 1095888, 1174496, 1364488, 1761744, 2046732, 2191776, 2728976, 2899537, 3523488, 4093464, 5457952, 5799074, 8186928, 8698611, 11598148, 16373856, 17397222, 23196296, 34794444, 46392592, 69588888, 92785184, 139177776, 278355552]

約数ペア:

[(1, 278355552), (2, 139177776), (3, 92785184), (4, 69588888), (6, 46392592), (8, 34794444), (12, 23196296), (16, 17397222), (17, 16373856), (24, 11598148), (32, 8698611), (34, 8186928), (48, 5799074), (51, 5457952), (68, 4093464), (79, 3523488), (96, 2899537), (102, 2728976), (127, 2191776), (136, 2046732), (158, 1761744), (204, 1364488), (237, 1174496), (254, 1095888), (272, 1023366), (289, 963168), (316, 880872), (381, 730592), (408, 682244), (474, 587248), (508, 547944), (544, 511683), (578, 481584), (632, 440436), (762, 365296), (816, 341122), (867, 321056), (948, 293624), (1016, 273972), (1156, 240792), (1264, 220218), (1343, 207264), (1524, 182648), (1632, 170561), (1734, 160528), (1896, 146812), (2032, 136986), (2159, 128928), (2312, 120396), (2528, 110109), (2686, 103632), (3048, 91324), (3468, 80264), (3792, 73406), (4029, 69088), (4064, 68493), (4318, 64464), (4624, 60198), (5372, 51816), (6096, 45662), (6477, 42976), (6936, 40132), (7584, 36703), (8058, 34544), (8636, 32232), (9248, 30099), (10033, 27744), (10744, 25908), (12192, 22831), (12954, 21488), (13872, 20066), (16116, 17272)]