197011980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1$

素因数の和:1997

約数の個数: 192

約数和(自身を含む): 708341760

約数和(自身を除く): 511329780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 85, 90, 99, 102, 108, 110, 132, 135, 153, 165, 170, 180, 187, 198, 204, 220, 255, 270, 297, 306, 330, 340, 374, 396, 459, 495, 510, 540, 561, 594, 612, 660, 748, 765, 918, 935, 990, 1020, 1122, 1188, 1485, 1530, 1683, 1836, 1870, 1951, 1980, 2244, 2295, 2805, 2970, 3060, 3366, 3740, 3902, 4590, 5049, 5610, 5853, 5940, 6732, 7804, 8415, 9180, 9755, 10098, 11220, 11706, 16830, 17559, 19510, 20196, 21461, 23412, 25245, 29265, 33167, 33660, 35118, 39020, 42922, 50490, 52677, 58530, 64383, 66334, 70236, 85844, 87795, 99501, 100980, 105354, 107305, 117060, 128766, 132668, 165835, 175590, 193149, 199002, 210708, 214610, 257532, 263385, 298503, 321915, 331670, 351180, 364837, 386298, 398004, 429220, 497505, 526770, 579447, 597006, 643830, 663340, 729674, 772596, 895509, 965745, 995010, 1053540, 1094511, 1158894, 1194012, 1287660, 1459348, 1492515, 1791018, 1824185, 1931490, 1990020, 2189022, 2317788, 2897235, 2985030, 3283533, 3582036, 3648370, 3862980, 4378044, 4477545, 5472555, 5794470, 5970060, 6567066, 7296740, 8955090, 9850599, 10945110, 11588940, 13134132, 16417665, 17910180, 19701198, 21890220, 32835330, 39402396, 49252995, 65670660, 98505990, 197011980]

約数ペア:

[(1, 197011980), (2, 98505990), (3, 65670660), (4, 49252995), (5, 39402396), (6, 32835330), (9, 21890220), (10, 19701198), (11, 17910180), (12, 16417665), (15, 13134132), (17, 11588940), (18, 10945110), (20, 9850599), (22, 8955090), (27, 7296740), (30, 6567066), (33, 5970060), (34, 5794470), (36, 5472555), (44, 4477545), (45, 4378044), (51, 3862980), (54, 3648370), (55, 3582036), (60, 3283533), (66, 2985030), (68, 2897235), (85, 2317788), (90, 2189022), (99, 1990020), (102, 1931490), (108, 1824185), (110, 1791018), (132, 1492515), (135, 1459348), (153, 1287660), (165, 1194012), (170, 1158894), (180, 1094511), (187, 1053540), (198, 995010), (204, 965745), (220, 895509), (255, 772596), (270, 729674), (297, 663340), (306, 643830), (330, 597006), (340, 579447), (374, 526770), (396, 497505), (459, 429220), (495, 398004), (510, 386298), (540, 364837), (561, 351180), (594, 331670), (612, 321915), (660, 298503), (748, 263385), (765, 257532), (918, 214610), (935, 210708), (990, 199002), (1020, 193149), (1122, 175590), (1188, 165835), (1485, 132668), (1530, 128766), (1683, 117060), (1836, 107305), (1870, 105354), (1951, 100980), (1980, 99501), (2244, 87795), (2295, 85844), (2805, 70236), (2970, 66334), (3060, 64383), (3366, 58530), (3740, 52677), (3902, 50490), (4590, 42922), (5049, 39020), (5610, 35118), (5853, 33660), (5940, 33167), (6732, 29265), (7804, 25245), (8415, 23412), (9180, 21461), (9755, 20196), (10098, 19510), (11220, 17559), (11706, 16830)]