102378780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 357599424

約数和(自身を除く): 255220644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 193, 210, 252, 315, 386, 420, 421, 579, 630, 772, 842, 965, 1158, 1260, 1263, 1351, 1684, 1737, 1930, 2105, 2316, 2526, 2702, 2895, 2947, 3474, 3789, 3860, 4053, 4210, 5052, 5404, 5790, 5894, 6315, 6755, 6948, 7578, 8106, 8420, 8685, 8841, 11580, 11788, 12159, 12630, 13510, 14735, 15156, 16212, 17370, 17682, 18945, 20265, 24318, 25260, 26523, 27020, 29470, 34740, 35364, 37890, 40530, 44205, 48636, 53046, 58940, 60795, 75780, 81060, 81253, 88410, 106092, 121590, 132615, 162506, 176820, 243180, 243759, 265230, 325012, 406265, 487518, 530460, 568771, 731277, 812530, 975036, 1137542, 1218795, 1462554, 1625060, 1706313, 2275084, 2437590, 2843855, 2925108, 3412626, 3656385, 4875180, 5118939, 5687710, 6825252, 7312770, 8531565, 10237878, 11375420, 14625540, 17063130, 20475756, 25594695, 34126260, 51189390, 102378780]

約数ペア:

[(1, 102378780), (2, 51189390), (3, 34126260), (4, 25594695), (5, 20475756), (6, 17063130), (7, 14625540), (9, 11375420), (10, 10237878), (12, 8531565), (14, 7312770), (15, 6825252), (18, 5687710), (20, 5118939), (21, 4875180), (28, 3656385), (30, 3412626), (35, 2925108), (36, 2843855), (42, 2437590), (45, 2275084), (60, 1706313), (63, 1625060), (70, 1462554), (84, 1218795), (90, 1137542), (105, 975036), (126, 812530), (140, 731277), (180, 568771), (193, 530460), (210, 487518), (252, 406265), (315, 325012), (386, 265230), (420, 243759), (421, 243180), (579, 176820), (630, 162506), (772, 132615), (842, 121590), (965, 106092), (1158, 88410), (1260, 81253), (1263, 81060), (1351, 75780), (1684, 60795), (1737, 58940), (1930, 53046), (2105, 48636), (2316, 44205), (2526, 40530), (2702, 37890), (2895, 35364), (2947, 34740), (3474, 29470), (3789, 27020), (3860, 26523), (4053, 25260), (4210, 24318), (5052, 20265), (5404, 18945), (5790, 17682), (5894, 17370), (6315, 16212), (6755, 15156), (6948, 14735), (7578, 13510), (8106, 12630), (8420, 12159), (8685, 11788), (8841, 11580)]