2020164840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13457}}^1$

素因数の和:13616

約数の個数: 128

約数和(自身を含む): 6782832000

約数和(自身を除く): 4762667160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 3753, 4170, 5004, 5560, 6255, 7506, 8340, 10008, 12510, 13457, 15012, 16680, 18765, 25020, 26914, 30024, 37530, 40371, 50040, 53828, 67285, 75060, 80742, 107656, 121113, 134570, 150120, 161484, 201855, 242226, 269140, 322968, 363339, 403710, 484452, 538280, 605565, 726678, 807420, 968904, 1211130, 1453356, 1614840, 1816695, 1870523, 2422260, 2906712, 3633390, 3741046, 4844520, 5611569, 7266780, 7482092, 9352615, 11223138, 14533560, 14964184, 16834707, 18705230, 22446276, 28057845, 33669414, 37410460, 44892552, 50504121, 56115690, 67338828, 74820920, 84173535, 101008242, 112231380, 134677656, 168347070, 202016484, 224462760, 252520605, 336694140, 404032968, 505041210, 673388280, 1010082420, 2020164840]

約数ペア:

[(1, 2020164840), (2, 1010082420), (3, 673388280), (4, 505041210), (5, 404032968), (6, 336694140), (8, 252520605), (9, 224462760), (10, 202016484), (12, 168347070), (15, 134677656), (18, 112231380), (20, 101008242), (24, 84173535), (27, 74820920), (30, 67338828), (36, 56115690), (40, 50504121), (45, 44892552), (54, 37410460), (60, 33669414), (72, 28057845), (90, 22446276), (108, 18705230), (120, 16834707), (135, 14964184), (139, 14533560), (180, 11223138), (216, 9352615), (270, 7482092), (278, 7266780), (360, 5611569), (417, 4844520), (540, 3741046), (556, 3633390), (695, 2906712), (834, 2422260), (1080, 1870523), (1112, 1816695), (1251, 1614840), (1390, 1453356), (1668, 1211130), (2085, 968904), (2502, 807420), (2780, 726678), (3336, 605565), (3753, 538280), (4170, 484452), (5004, 403710), (5560, 363339), (6255, 322968), (7506, 269140), (8340, 242226), (10008, 201855), (12510, 161484), (13457, 150120), (15012, 134570), (16680, 121113), (18765, 107656), (25020, 80742), (26914, 75060), (30024, 67285), (37530, 53828), (40371, 50040)]