389486160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{77279}}^1$

素因数の和:77305

約数の個数: 120

約数和(自身を含む): 1494904320

約数和(自身を除く): 1105418160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 77279, 154558, 231837, 309116, 386395, 463674, 540953, 618232, 695511, 772790, 927348, 1081906, 1159185, 1236464, 1391022, 1545580, 1622859, 1854696, 2163812, 2318370, 2704765, 2782044, 3091160, 3245718, 3477555, 3709392, 4327624, 4636740, 4868577, 5409530, 5564088, 6182320, 6491436, 6955110, 8114295, 8655248, 9273480, 9737154, 10819060, 11128176, 12982872, 13910220, 16228590, 18546960, 19474308, 21638120, 24342885, 25965744, 27820440, 32457180, 38948616, 43276240, 48685770, 55640880, 64914360, 77897232, 97371540, 129828720, 194743080, 389486160]

約数ペア:

[(1, 389486160), (2, 194743080), (3, 129828720), (4, 97371540), (5, 77897232), (6, 64914360), (7, 55640880), (8, 48685770), (9, 43276240), (10, 38948616), (12, 32457180), (14, 27820440), (15, 25965744), (16, 24342885), (18, 21638120), (20, 19474308), (21, 18546960), (24, 16228590), (28, 13910220), (30, 12982872), (35, 11128176), (36, 10819060), (40, 9737154), (42, 9273480), (45, 8655248), (48, 8114295), (56, 6955110), (60, 6491436), (63, 6182320), (70, 5564088), (72, 5409530), (80, 4868577), (84, 4636740), (90, 4327624), (105, 3709392), (112, 3477555), (120, 3245718), (126, 3091160), (140, 2782044), (144, 2704765), (168, 2318370), (180, 2163812), (210, 1854696), (240, 1622859), (252, 1545580), (280, 1391022), (315, 1236464), (336, 1159185), (360, 1081906), (420, 927348), (504, 772790), (560, 695511), (630, 618232), (720, 540953), (840, 463674), (1008, 386395), (1260, 309116), (1680, 231837), (2520, 154558), (5040, 77279)]