68739660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 229975200

約数和(自身を除く): 161235540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 149, 165, 180, 198, 220, 233, 298, 330, 396, 447, 466, 495, 596, 660, 699, 745, 894, 932, 990, 1165, 1341, 1398, 1490, 1639, 1788, 1980, 2097, 2235, 2330, 2563, 2682, 2796, 2980, 3278, 3495, 4194, 4470, 4660, 4917, 5126, 5364, 6556, 6705, 6990, 7689, 8195, 8388, 8940, 9834, 10252, 10485, 12815, 13410, 13980, 14751, 15378, 16390, 19668, 20970, 23067, 24585, 25630, 26820, 29502, 30756, 32780, 34717, 38445, 41940, 46134, 49170, 51260, 59004, 69434, 73755, 76890, 92268, 98340, 104151, 115335, 138868, 147510, 153780, 173585, 208302, 230670, 295020, 312453, 347170, 381887, 416604, 461340, 520755, 624906, 694340, 763774, 1041510, 1145661, 1249812, 1527548, 1562265, 1909435, 2083020, 2291322, 3124530, 3436983, 3818870, 4582644, 5728305, 6249060, 6873966, 7637740, 11456610, 13747932, 17184915, 22913220, 34369830, 68739660]

約数ペア:

[(1, 68739660), (2, 34369830), (3, 22913220), (4, 17184915), (5, 13747932), (6, 11456610), (9, 7637740), (10, 6873966), (11, 6249060), (12, 5728305), (15, 4582644), (18, 3818870), (20, 3436983), (22, 3124530), (30, 2291322), (33, 2083020), (36, 1909435), (44, 1562265), (45, 1527548), (55, 1249812), (60, 1145661), (66, 1041510), (90, 763774), (99, 694340), (110, 624906), (132, 520755), (149, 461340), (165, 416604), (180, 381887), (198, 347170), (220, 312453), (233, 295020), (298, 230670), (330, 208302), (396, 173585), (447, 153780), (466, 147510), (495, 138868), (596, 115335), (660, 104151), (699, 98340), (745, 92268), (894, 76890), (932, 73755), (990, 69434), (1165, 59004), (1341, 51260), (1398, 49170), (1490, 46134), (1639, 41940), (1788, 38445), (1980, 34717), (2097, 32780), (2235, 30756), (2330, 29502), (2563, 26820), (2682, 25630), (2796, 24585), (2980, 23067), (3278, 20970), (3495, 19668), (4194, 16390), (4470, 15378), (4660, 14751), (4917, 13980), (5126, 13410), (5364, 12815), (6556, 10485), (6705, 10252), (6990, 9834), (7689, 8940), (8195, 8388)]