131315760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{673}}^1$

素因数の和:963

約数の個数: 120

約数和(自身を含む): 443287104

約数和(自身を除く): 311971344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 271, 360, 542, 673, 720, 813, 1084, 1346, 1355, 1626, 2019, 2168, 2439, 2692, 2710, 3252, 3365, 4038, 4065, 4336, 4878, 5384, 5420, 6057, 6504, 6730, 8076, 8130, 9756, 10095, 10768, 10840, 12114, 12195, 13008, 13460, 16152, 16260, 19512, 20190, 21680, 24228, 24390, 26920, 30285, 32304, 32520, 39024, 40380, 48456, 48780, 53840, 60570, 65040, 80760, 96912, 97560, 121140, 161520, 182383, 195120, 242280, 364766, 484560, 547149, 729532, 911915, 1094298, 1459064, 1641447, 1823830, 2188596, 2735745, 2918128, 3282894, 3647660, 4377192, 5471490, 6565788, 7295320, 8207235, 8754384, 10942980, 13131576, 14590640, 16414470, 21885960, 26263152, 32828940, 43771920, 65657880, 131315760]

約数ペア:

[(1, 131315760), (2, 65657880), (3, 43771920), (4, 32828940), (5, 26263152), (6, 21885960), (8, 16414470), (9, 14590640), (10, 13131576), (12, 10942980), (15, 8754384), (16, 8207235), (18, 7295320), (20, 6565788), (24, 5471490), (30, 4377192), (36, 3647660), (40, 3282894), (45, 2918128), (48, 2735745), (60, 2188596), (72, 1823830), (80, 1641447), (90, 1459064), (120, 1094298), (144, 911915), (180, 729532), (240, 547149), (271, 484560), (360, 364766), (542, 242280), (673, 195120), (720, 182383), (813, 161520), (1084, 121140), (1346, 97560), (1355, 96912), (1626, 80760), (2019, 65040), (2168, 60570), (2439, 53840), (2692, 48780), (2710, 48456), (3252, 40380), (3365, 39024), (4038, 32520), (4065, 32304), (4336, 30285), (4878, 26920), (5384, 24390), (5420, 24228), (6057, 21680), (6504, 20190), (6730, 19512), (8076, 16260), (8130, 16152), (9756, 13460), (10095, 13008), (10768, 12195), (10840, 12114)]