28722870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 88128000

約数和(自身を除く): 59405130

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 418, 495, 509, 513, 570, 594, 627, 855, 990, 1018, 1026, 1045, 1254, 1485, 1527, 1710, 1881, 2090, 2545, 2565, 2970, 3054, 3135, 3762, 4581, 5090, 5130, 5599, 5643, 6270, 7635, 9162, 9405, 9671, 11198, 11286, 13743, 15270, 16797, 18810, 19342, 22905, 27486, 27995, 28215, 29013, 33594, 45810, 48355, 50391, 55990, 56430, 58026, 68715, 83985, 87039, 96710, 100782, 106381, 137430, 145065, 151173, 167970, 174078, 212762, 251955, 261117, 290130, 302346, 319143, 435195, 503910, 522234, 531905, 638286, 755865, 870390, 957429, 1063810, 1305585, 1511730, 1595715, 1914858, 2611170, 2872287, 3191430, 4787145, 5744574, 9574290, 14361435, 28722870]

約数ペア:

[(1, 28722870), (2, 14361435), (3, 9574290), (5, 5744574), (6, 4787145), (9, 3191430), (10, 2872287), (11, 2611170), (15, 1914858), (18, 1595715), (19, 1511730), (22, 1305585), (27, 1063810), (30, 957429), (33, 870390), (38, 755865), (45, 638286), (54, 531905), (55, 522234), (57, 503910), (66, 435195), (90, 319143), (95, 302346), (99, 290130), (110, 261117), (114, 251955), (135, 212762), (165, 174078), (171, 167970), (190, 151173), (198, 145065), (209, 137430), (270, 106381), (285, 100782), (297, 96710), (330, 87039), (342, 83985), (418, 68715), (495, 58026), (509, 56430), (513, 55990), (570, 50391), (594, 48355), (627, 45810), (855, 33594), (990, 29013), (1018, 28215), (1026, 27995), (1045, 27486), (1254, 22905), (1485, 19342), (1527, 18810), (1710, 16797), (1881, 15270), (2090, 13743), (2545, 11286), (2565, 11198), (2970, 9671), (3054, 9405), (3135, 9162), (3762, 7635), (4581, 6270), (5090, 5643), (5130, 5599)]