381438960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2215

約数の個数: 160

約数和(自身を含む): 1364436480

約数和(自身を除く): 982997520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 210, 218, 240, 280, 327, 336, 420, 436, 545, 560, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 1680, 1744, 2083, 2180, 2289, 2616, 3052, 3270, 3815, 4166, 4360, 4578, 5232, 6104, 6249, 6540, 7630, 8332, 8720, 9156, 10415, 11445, 12208, 12498, 13080, 14581, 15260, 16664, 18312, 20830, 22890, 24996, 26160, 29162, 30520, 31245, 33328, 36624, 41660, 43743, 45780, 49992, 58324, 61040, 62490, 72905, 83320, 87486, 91560, 99984, 116648, 124980, 145810, 166640, 174972, 183120, 218715, 227047, 233296, 249960, 291620, 349944, 437430, 454094, 499920, 583240, 681141, 699888, 874860, 908188, 1135235, 1166480, 1362282, 1589329, 1749720, 1816376, 2270470, 2724564, 3178658, 3405705, 3499440, 3632752, 4540940, 4767987, 5449128, 6357316, 6811410, 7946645, 9081880, 9535974, 10898256, 12714632, 13622820, 15893290, 18163760, 19071948, 23839935, 25429264, 27245640, 31786580, 38143896, 47679870, 54491280, 63573160, 76287792, 95359740, 127146320, 190719480, 381438960]

約数ペア:

[(1, 381438960), (2, 190719480), (3, 127146320), (4, 95359740), (5, 76287792), (6, 63573160), (7, 54491280), (8, 47679870), (10, 38143896), (12, 31786580), (14, 27245640), (15, 25429264), (16, 23839935), (20, 19071948), (21, 18163760), (24, 15893290), (28, 13622820), (30, 12714632), (35, 10898256), (40, 9535974), (42, 9081880), (48, 7946645), (56, 6811410), (60, 6357316), (70, 5449128), (80, 4767987), (84, 4540940), (105, 3632752), (109, 3499440), (112, 3405705), (120, 3178658), (140, 2724564), (168, 2270470), (210, 1816376), (218, 1749720), (240, 1589329), (280, 1362282), (327, 1166480), (336, 1135235), (420, 908188), (436, 874860), (545, 699888), (560, 681141), (654, 583240), (763, 499920), (840, 454094), (872, 437430), (1090, 349944), (1308, 291620), (1526, 249960), (1635, 233296), (1680, 227047), (1744, 218715), (2083, 183120), (2180, 174972), (2289, 166640), (2616, 145810), (3052, 124980), (3270, 116648), (3815, 99984), (4166, 91560), (4360, 87486), (4578, 83320), (5232, 72905), (6104, 62490), (6249, 61040), (6540, 58324), (7630, 49992), (8332, 45780), (8720, 43743), (9156, 41660), (10415, 36624), (11445, 33328), (12208, 31245), (12498, 30520), (13080, 29162), (14581, 26160), (15260, 24996), (16664, 22890), (18312, 20830)]