204896160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20327}}^1$

素因数の和:20355

約数の個数: 144

約数和(自身を含む): 799134336

約数和(自身を除く): 594238176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20327, 40654, 60981, 81308, 101635, 121962, 142289, 162616, 182943, 203270, 243924, 284578, 304905, 325232, 365886, 406540, 426867, 487848, 569156, 609810, 650464, 711445, 731772, 813080, 853734, 914715, 975696, 1138312, 1219620, 1280601, 1422890, 1463544, 1626160, 1707468, 1829430, 1951392, 2134335, 2276624, 2439240, 2561202, 2845780, 2927088, 3252320, 3414936, 3658860, 4268670, 4553248, 4878480, 5122404, 5691560, 5854176, 6403005, 6829872, 7317720, 8537340, 9756960, 10244808, 11383120, 12806010, 13659744, 14635440, 17074680, 20489616, 22766240, 25612020, 29270880, 34149360, 40979232, 51224040, 68298720, 102448080, 204896160]

約数ペア:

[(1, 204896160), (2, 102448080), (3, 68298720), (4, 51224040), (5, 40979232), (6, 34149360), (7, 29270880), (8, 25612020), (9, 22766240), (10, 20489616), (12, 17074680), (14, 14635440), (15, 13659744), (16, 12806010), (18, 11383120), (20, 10244808), (21, 9756960), (24, 8537340), (28, 7317720), (30, 6829872), (32, 6403005), (35, 5854176), (36, 5691560), (40, 5122404), (42, 4878480), (45, 4553248), (48, 4268670), (56, 3658860), (60, 3414936), (63, 3252320), (70, 2927088), (72, 2845780), (80, 2561202), (84, 2439240), (90, 2276624), (96, 2134335), (105, 1951392), (112, 1829430), (120, 1707468), (126, 1626160), (140, 1463544), (144, 1422890), (160, 1280601), (168, 1219620), (180, 1138312), (210, 975696), (224, 914715), (240, 853734), (252, 813080), (280, 731772), (288, 711445), (315, 650464), (336, 609810), (360, 569156), (420, 487848), (480, 426867), (504, 406540), (560, 365886), (630, 325232), (672, 304905), (720, 284578), (840, 243924), (1008, 203270), (1120, 182943), (1260, 162616), (1440, 142289), (1680, 121962), (2016, 101635), (2520, 81308), (3360, 60981), (5040, 40654), (10080, 20327)]