219888216

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:574

約数の個数: 128

約数和(自身を含む): 649440000

約数和(自身を除く): 429551784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 131, 152, 171, 216, 228, 262, 342, 393, 409, 456, 513, 524, 684, 786, 818, 1026, 1048, 1179, 1227, 1368, 1572, 1636, 2052, 2358, 2454, 2489, 3144, 3272, 3537, 3681, 4104, 4716, 4908, 4978, 7074, 7362, 7467, 7771, 9432, 9816, 9956, 11043, 14148, 14724, 14934, 15542, 19912, 22086, 22401, 23313, 28296, 29448, 29868, 31084, 44172, 44802, 46626, 53579, 59736, 62168, 67203, 69939, 88344, 89604, 93252, 107158, 134406, 139878, 160737, 179208, 186504, 209817, 214316, 268812, 279756, 321474, 419634, 428632, 482211, 537624, 559512, 642948, 839268, 964422, 1018001, 1285896, 1446633, 1678536, 1928844, 2036002, 2893266, 3054003, 3857688, 4072004, 5786532, 6108006, 8144008, 9162009, 11573064, 12216012, 18324018, 24432024, 27486027, 36648036, 54972054, 73296072, 109944108, 219888216]

約数ペア:

[(1, 219888216), (2, 109944108), (3, 73296072), (4, 54972054), (6, 36648036), (8, 27486027), (9, 24432024), (12, 18324018), (18, 12216012), (19, 11573064), (24, 9162009), (27, 8144008), (36, 6108006), (38, 5786532), (54, 4072004), (57, 3857688), (72, 3054003), (76, 2893266), (108, 2036002), (114, 1928844), (131, 1678536), (152, 1446633), (171, 1285896), (216, 1018001), (228, 964422), (262, 839268), (342, 642948), (393, 559512), (409, 537624), (456, 482211), (513, 428632), (524, 419634), (684, 321474), (786, 279756), (818, 268812), (1026, 214316), (1048, 209817), (1179, 186504), (1227, 179208), (1368, 160737), (1572, 139878), (1636, 134406), (2052, 107158), (2358, 93252), (2454, 89604), (2489, 88344), (3144, 69939), (3272, 67203), (3537, 62168), (3681, 59736), (4104, 53579), (4716, 46626), (4908, 44802), (4978, 44172), (7074, 31084), (7362, 29868), (7467, 29448), (7771, 28296), (9432, 23313), (9816, 22401), (9956, 22086), (11043, 19912), (14148, 15542), (14724, 14934)]