197021880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4523}}^1$

素因数の和:4562

約数の個数: 144

約数和(自身を含む): 703979640

約数和(自身を除く): 506957760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4523, 4840, 5445, 7260, 8712, 9046, 10890, 13569, 14520, 18092, 21780, 22615, 27138, 36184, 40707, 43560, 45230, 49753, 54276, 67845, 81414, 90460, 99506, 108552, 135690, 149259, 162828, 180920, 199012, 203535, 248765, 271380, 298518, 325656, 398024, 407070, 447777, 497530, 542760, 547283, 597036, 746295, 814140, 895554, 995060, 1094566, 1194072, 1492590, 1628280, 1641849, 1791108, 1990120, 2189132, 2238885, 2736415, 2985180, 3283698, 3582216, 4378264, 4477770, 4925547, 5472830, 5970360, 6567396, 8209245, 8955540, 9851094, 10945660, 13134792, 16418490, 17911080, 19702188, 21891320, 24627735, 32836980, 39404376, 49255470, 65673960, 98510940, 197021880]

約数ペア:

[(1, 197021880), (2, 98510940), (3, 65673960), (4, 49255470), (5, 39404376), (6, 32836980), (8, 24627735), (9, 21891320), (10, 19702188), (11, 17911080), (12, 16418490), (15, 13134792), (18, 10945660), (20, 9851094), (22, 8955540), (24, 8209245), (30, 6567396), (33, 5970360), (36, 5472830), (40, 4925547), (44, 4477770), (45, 4378264), (55, 3582216), (60, 3283698), (66, 2985180), (72, 2736415), (88, 2238885), (90, 2189132), (99, 1990120), (110, 1791108), (120, 1641849), (121, 1628280), (132, 1492590), (165, 1194072), (180, 1094566), (198, 995060), (220, 895554), (242, 814140), (264, 746295), (330, 597036), (360, 547283), (363, 542760), (396, 497530), (440, 447777), (484, 407070), (495, 398024), (605, 325656), (660, 298518), (726, 271380), (792, 248765), (968, 203535), (990, 199012), (1089, 180920), (1210, 162828), (1320, 149259), (1452, 135690), (1815, 108552), (1980, 99506), (2178, 90460), (2420, 81414), (2904, 67845), (3630, 54276), (3960, 49753), (4356, 45230), (4523, 43560), (4840, 40707), (5445, 36184), (7260, 27138), (8712, 22615), (9046, 21780), (10890, 18092), (13569, 14520)]