68952520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 201196800

約数和(自身を除く): 132244280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 997, 1064, 1235, 1330, 1729, 1820, 1976, 1994, 2470, 2660, 3458, 3640, 3988, 4940, 4985, 5320, 6916, 6979, 7976, 8645, 9880, 9970, 12961, 13832, 13958, 17290, 18943, 19940, 25922, 27916, 34580, 34895, 37886, 39880, 51844, 55832, 64805, 69160, 69790, 75772, 90727, 94715, 103688, 129610, 132601, 139580, 151544, 181454, 189430, 246259, 259220, 265202, 279160, 362908, 378860, 453635, 492518, 518440, 530404, 663005, 725816, 757720, 907270, 985036, 1060808, 1231295, 1326010, 1723813, 1814540, 1970072, 2462590, 2652020, 3447626, 3629080, 4925180, 5304040, 6895252, 8619065, 9850360, 13790504, 17238130, 34476260, 68952520]

約数ペア:

[(1, 68952520), (2, 34476260), (4, 17238130), (5, 13790504), (7, 9850360), (8, 8619065), (10, 6895252), (13, 5304040), (14, 4925180), (19, 3629080), (20, 3447626), (26, 2652020), (28, 2462590), (35, 1970072), (38, 1814540), (40, 1723813), (52, 1326010), (56, 1231295), (65, 1060808), (70, 985036), (76, 907270), (91, 757720), (95, 725816), (104, 663005), (130, 530404), (133, 518440), (140, 492518), (152, 453635), (182, 378860), (190, 362908), (247, 279160), (260, 265202), (266, 259220), (280, 246259), (364, 189430), (380, 181454), (455, 151544), (494, 139580), (520, 132601), (532, 129610), (665, 103688), (728, 94715), (760, 90727), (910, 75772), (988, 69790), (997, 69160), (1064, 64805), (1235, 55832), (1330, 51844), (1729, 39880), (1820, 37886), (1976, 34895), (1994, 34580), (2470, 27916), (2660, 25922), (3458, 19940), (3640, 18943), (3988, 17290), (4940, 13958), (4985, 13832), (5320, 12961), (6916, 9970), (6979, 9880), (7976, 8645)]