256220160

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{2383}}^1$

素因数の和:2418

約数の個数: 176

約数和(自身を含む): 936969216

約数和(自身を除く): 680749056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2383, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 4766, 5120, 5376, 6720, 7149, 7168, 7680, 8960, 9532, 10752, 11915, 13440, 14298, 15360, 16681, 17920, 19064, 21504, 23830, 26880, 28596, 33362, 35745, 35840, 38128, 47660, 50043, 53760, 57192, 66724, 71490, 76256, 83405, 95320, 100086, 107520, 114384, 133448, 142980, 152512, 166810, 190640, 200172, 228768, 250215, 266896, 285960, 305024, 333620, 381280, 400344, 457536, 500430, 533792, 571920, 610048, 667240, 762560, 800688, 915072, 1000860, 1067584, 1143840, 1220096, 1334480, 1525120, 1601376, 1830144, 2001720, 2135168, 2287680, 2440192, 2668960, 3050240, 3202752, 3660288, 4003440, 4270336, 4575360, 5337920, 6100480, 6405504, 7320576, 8006880, 8540672, 9150720, 10675840, 12200960, 12811008, 16013760, 17081344, 18301440, 21351680, 25622016, 32027520, 36602880, 42703360, 51244032, 64055040, 85406720, 128110080, 256220160]

約数ペア:

[(1, 256220160), (2, 128110080), (3, 85406720), (4, 64055040), (5, 51244032), (6, 42703360), (7, 36602880), (8, 32027520), (10, 25622016), (12, 21351680), (14, 18301440), (15, 17081344), (16, 16013760), (20, 12811008), (21, 12200960), (24, 10675840), (28, 9150720), (30, 8540672), (32, 8006880), (35, 7320576), (40, 6405504), (42, 6100480), (48, 5337920), (56, 4575360), (60, 4270336), (64, 4003440), (70, 3660288), (80, 3202752), (84, 3050240), (96, 2668960), (105, 2440192), (112, 2287680), (120, 2135168), (128, 2001720), (140, 1830144), (160, 1601376), (168, 1525120), (192, 1334480), (210, 1220096), (224, 1143840), (240, 1067584), (256, 1000860), (280, 915072), (320, 800688), (336, 762560), (384, 667240), (420, 610048), (448, 571920), (480, 533792), (512, 500430), (560, 457536), (640, 400344), (672, 381280), (768, 333620), (840, 305024), (896, 285960), (960, 266896), (1024, 250215), (1120, 228768), (1280, 200172), (1344, 190640), (1536, 166810), (1680, 152512), (1792, 142980), (1920, 133448), (2240, 114384), (2383, 107520), (2560, 100086), (2688, 95320), (3072, 83405), (3360, 76256), (3584, 71490), (3840, 66724), (4480, 57192), (4766, 53760), (5120, 50043), (5376, 47660), (6720, 38128), (7149, 35840), (7168, 35745), (7680, 33362), (8960, 28596), (9532, 26880), (10752, 23830), (11915, 21504), (13440, 19064), (14298, 17920), (15360, 16681)]