68208140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3407}}^1$

素因数の和:3447

約数の個数: 96

約数和(自身を含む): 192374784

約数和(自身を除く): 124166644

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 3407, 4004, 5005, 6814, 10010, 13628, 17035, 20020, 23849, 34070, 37477, 44291, 47698, 68140, 74954, 88582, 95396, 119245, 149908, 177164, 187385, 221455, 238490, 262339, 310037, 374770, 442910, 476980, 487201, 524678, 620074, 749540, 885820, 974402, 1049356, 1240148, 1311695, 1550185, 1948804, 2436005, 2623390, 3100370, 3410407, 4872010, 5246780, 6200740, 6820814, 9744020, 13641628, 17052035, 34104070, 68208140]

約数ペア:

[(1, 68208140), (2, 34104070), (4, 17052035), (5, 13641628), (7, 9744020), (10, 6820814), (11, 6200740), (13, 5246780), (14, 4872010), (20, 3410407), (22, 3100370), (26, 2623390), (28, 2436005), (35, 1948804), (44, 1550185), (52, 1311695), (55, 1240148), (65, 1049356), (70, 974402), (77, 885820), (91, 749540), (110, 620074), (130, 524678), (140, 487201), (143, 476980), (154, 442910), (182, 374770), (220, 310037), (260, 262339), (286, 238490), (308, 221455), (364, 187385), (385, 177164), (455, 149908), (572, 119245), (715, 95396), (770, 88582), (910, 74954), (1001, 68140), (1430, 47698), (1540, 44291), (1820, 37477), (2002, 34070), (2860, 23849), (3407, 20020), (4004, 17035), (5005, 13628), (6814, 10010)]