1780789389118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{23977}}^1$

素因数の和:24425

約数の個数: 64

約数和(自身を含む): 2891401516800

約数和(自身を除く): 1110612127682

約数列:

[1, 2, 19, 38, 59, 118, 157, 211, 314, 422, 1121, 2242, 2983, 4009, 5966, 8018, 9263, 12449, 18526, 23977, 24898, 33127, 47954, 66254, 175997, 236531, 351994, 455563, 473062, 629413, 911126, 1258826, 1414643, 1954493, 2829286, 3764389, 3908986, 5059147, 7528778, 10118294, 26878217, 37135367, 53756434, 71523391, 74270734, 96123793, 143046782, 192247586, 222098951, 298489673, 444197902, 596979346, 794286079, 1588572158, 4219880069, 5671303787, 8439760138, 11342607574, 15091435501, 30182871002, 46862878661, 93725757322, 890394694559, 1780789389118]

約数ペア:

[(1, 1780789389118), (2, 890394694559), (19, 93725757322), (38, 46862878661), (59, 30182871002), (118, 15091435501), (157, 11342607574), (211, 8439760138), (314, 5671303787), (422, 4219880069), (1121, 1588572158), (2242, 794286079), (2983, 596979346), (4009, 444197902), (5966, 298489673), (8018, 222098951), (9263, 192247586), (12449, 143046782), (18526, 96123793), (23977, 74270734), (24898, 71523391), (33127, 53756434), (47954, 37135367), (66254, 26878217), (175997, 10118294), (236531, 7528778), (351994, 5059147), (455563, 3908986), (473062, 3764389), (629413, 2829286), (911126, 1954493), (1258826, 1414643)]