68553870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:590

約数の個数: 128

約数和(自身を含む): 209018880

約数和(自身を除く): 140465010

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 59, 66, 70, 77, 105, 110, 118, 154, 165, 177, 210, 231, 295, 330, 354, 385, 413, 462, 503, 590, 649, 770, 826, 885, 1006, 1155, 1239, 1298, 1509, 1770, 1947, 2065, 2310, 2478, 2515, 3018, 3245, 3521, 3894, 4130, 4543, 5030, 5533, 6195, 6490, 7042, 7545, 9086, 9735, 10563, 11066, 12390, 13629, 15090, 16599, 17605, 19470, 21126, 22715, 27258, 27665, 29677, 33198, 35210, 38731, 45430, 52815, 55330, 59354, 68145, 77462, 82995, 89031, 105630, 116193, 136290, 148385, 165990, 178062, 193655, 207739, 232386, 296770, 326447, 387310, 415478, 445155, 580965, 623217, 652894, 890310, 979341, 1038695, 1161930, 1246434, 1632235, 1958682, 2077390, 2285129, 3116085, 3264470, 4570258, 4896705, 6232170, 6855387, 9793410, 11425645, 13710774, 22851290, 34276935, 68553870]

約数ペア:

[(1, 68553870), (2, 34276935), (3, 22851290), (5, 13710774), (6, 11425645), (7, 9793410), (10, 6855387), (11, 6232170), (14, 4896705), (15, 4570258), (21, 3264470), (22, 3116085), (30, 2285129), (33, 2077390), (35, 1958682), (42, 1632235), (55, 1246434), (59, 1161930), (66, 1038695), (70, 979341), (77, 890310), (105, 652894), (110, 623217), (118, 580965), (154, 445155), (165, 415478), (177, 387310), (210, 326447), (231, 296770), (295, 232386), (330, 207739), (354, 193655), (385, 178062), (413, 165990), (462, 148385), (503, 136290), (590, 116193), (649, 105630), (770, 89031), (826, 82995), (885, 77462), (1006, 68145), (1155, 59354), (1239, 55330), (1298, 52815), (1509, 45430), (1770, 38731), (1947, 35210), (2065, 33198), (2310, 29677), (2478, 27665), (2515, 27258), (3018, 22715), (3245, 21126), (3521, 19470), (3894, 17605), (4130, 16599), (4543, 15090), (5030, 13629), (5533, 12390), (6195, 11066), (6490, 10563), (7042, 9735), (7545, 9086)]