68416740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{7757}}^1$

素因数の和:7786

約数の個数: 108

約数和(自身を含む): 241444476

約数和(自身を除く): 173027736

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 7757, 8820, 15514, 23271, 31028, 38785, 46542, 54299, 69813, 77570, 93084, 108598, 116355, 139626, 155140, 162897, 217196, 232710, 271495, 279252, 325794, 349065, 380093, 465420, 488691, 542990, 651588, 698130, 760186, 814485, 977382, 1085980, 1140279, 1396260, 1520372, 1628970, 1900465, 1954764, 2280558, 2443455, 3257940, 3420837, 3800930, 4561116, 4886910, 5701395, 6841674, 7601860, 9773820, 11402790, 13683348, 17104185, 22805580, 34208370, 68416740]

約数ペア:

[(1, 68416740), (2, 34208370), (3, 22805580), (4, 17104185), (5, 13683348), (6, 11402790), (7, 9773820), (9, 7601860), (10, 6841674), (12, 5701395), (14, 4886910), (15, 4561116), (18, 3800930), (20, 3420837), (21, 3257940), (28, 2443455), (30, 2280558), (35, 1954764), (36, 1900465), (42, 1628970), (45, 1520372), (49, 1396260), (60, 1140279), (63, 1085980), (70, 977382), (84, 814485), (90, 760186), (98, 698130), (105, 651588), (126, 542990), (140, 488691), (147, 465420), (180, 380093), (196, 349065), (210, 325794), (245, 279252), (252, 271495), (294, 232710), (315, 217196), (420, 162897), (441, 155140), (490, 139626), (588, 116355), (630, 108598), (735, 93084), (882, 77570), (980, 69813), (1260, 54299), (1470, 46542), (1764, 38785), (2205, 31028), (2940, 23271), (4410, 15514), (7757, 8820)]