77849370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 218972160

約数和(自身を除く): 141122790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 71, 90, 93, 131, 135, 142, 155, 186, 213, 262, 270, 279, 310, 355, 393, 426, 465, 558, 639, 655, 710, 786, 837, 930, 1065, 1179, 1278, 1310, 1395, 1674, 1917, 1965, 2130, 2201, 2358, 2790, 3195, 3537, 3834, 3930, 4061, 4185, 4402, 5895, 6390, 6603, 7074, 8122, 8370, 9301, 9585, 11005, 11790, 12183, 13206, 17685, 18602, 19170, 19809, 20305, 22010, 24366, 27903, 33015, 35370, 36549, 39618, 40610, 46505, 55806, 59427, 60915, 66030, 73098, 83709, 93010, 99045, 109647, 118854, 121830, 139515, 167418, 182745, 198090, 219294, 251127, 279030, 288331, 297135, 365490, 418545, 502254, 548235, 576662, 594270, 837090, 864993, 1096470, 1255635, 1441655, 1729986, 2511270, 2594979, 2883310, 4324965, 5189958, 7784937, 8649930, 12974895, 15569874, 25949790, 38924685, 77849370]

約数ペア:

[(1, 77849370), (2, 38924685), (3, 25949790), (5, 15569874), (6, 12974895), (9, 8649930), (10, 7784937), (15, 5189958), (18, 4324965), (27, 2883310), (30, 2594979), (31, 2511270), (45, 1729986), (54, 1441655), (62, 1255635), (71, 1096470), (90, 864993), (93, 837090), (131, 594270), (135, 576662), (142, 548235), (155, 502254), (186, 418545), (213, 365490), (262, 297135), (270, 288331), (279, 279030), (310, 251127), (355, 219294), (393, 198090), (426, 182745), (465, 167418), (558, 139515), (639, 121830), (655, 118854), (710, 109647), (786, 99045), (837, 93010), (930, 83709), (1065, 73098), (1179, 66030), (1278, 60915), (1310, 59427), (1395, 55806), (1674, 46505), (1917, 40610), (1965, 39618), (2130, 36549), (2201, 35370), (2358, 33015), (2790, 27903), (3195, 24366), (3537, 22010), (3834, 20305), (3930, 19809), (4061, 19170), (4185, 18602), (4402, 17685), (5895, 13206), (6390, 12183), (6603, 11790), (7074, 11005), (8122, 9585), (8370, 9301)]