40188960

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{443}}^1$

素因数の和:477

約数の個数: 240

約数和(自身を含む): 162461376

約数和(自身を除く): 122272416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 443, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 886, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1329, 1440, 1512, 1620, 1680, 1772, 1890, 2016, 2160, 2215, 2268, 2520, 2592, 2658, 2835, 3024, 3101, 3240, 3360, 3544, 3780, 3987, 4320, 4430, 4536, 5040, 5316, 5670, 6048, 6202, 6480, 6645, 7088, 7560, 7974, 8860, 9072, 9303, 10080, 10632, 11340, 11961, 12404, 12960, 13290, 14176, 15120, 15505, 15948, 17720, 18144, 18606, 19935, 21264, 22680, 23922, 24808, 26580, 27909, 30240, 31010, 31896, 35440, 35883, 37212, 39870, 42528, 45360, 46515, 47844, 49616, 53160, 55818, 59805, 62020, 63792, 70880, 71766, 74424, 79740, 83727, 90720, 93030, 95688, 99232, 106320, 111636, 119610, 124040, 127584, 139545, 143532, 148848, 159480, 167454, 179415, 186060, 191376, 212640, 223272, 239220, 248080, 251181, 279090, 287064, 297696, 318960, 334908, 358830, 372120, 382752, 418635, 446544, 478440, 496160, 502362, 558180, 574128, 637920, 669816, 717660, 744240, 837270, 893088, 956880, 1004724, 1116360, 1148256, 1255905, 1339632, 1435320, 1488480, 1674540, 1913760, 2009448, 2232720, 2511810, 2679264, 2870640, 3349080, 4018896, 4465440, 5023620, 5741280, 6698160, 8037792, 10047240, 13396320, 20094480, 40188960]

約数ペア:

[(1, 40188960), (2, 20094480), (3, 13396320), (4, 10047240), (5, 8037792), (6, 6698160), (7, 5741280), (8, 5023620), (9, 4465440), (10, 4018896), (12, 3349080), (14, 2870640), (15, 2679264), (16, 2511810), (18, 2232720), (20, 2009448), (21, 1913760), (24, 1674540), (27, 1488480), (28, 1435320), (30, 1339632), (32, 1255905), (35, 1148256), (36, 1116360), (40, 1004724), (42, 956880), (45, 893088), (48, 837270), (54, 744240), (56, 717660), (60, 669816), (63, 637920), (70, 574128), (72, 558180), (80, 502362), (81, 496160), (84, 478440), (90, 446544), (96, 418635), (105, 382752), (108, 372120), (112, 358830), (120, 334908), (126, 318960), (135, 297696), (140, 287064), (144, 279090), (160, 251181), (162, 248080), (168, 239220), (180, 223272), (189, 212640), (210, 191376), (216, 186060), (224, 179415), (240, 167454), (252, 159480), (270, 148848), (280, 143532), (288, 139545), (315, 127584), (324, 124040), (336, 119610), (360, 111636), (378, 106320), (405, 99232), (420, 95688), (432, 93030), (443, 90720), (480, 83727), (504, 79740), (540, 74424), (560, 71766), (567, 70880), (630, 63792), (648, 62020), (672, 59805), (720, 55818), (756, 53160), (810, 49616), (840, 47844), (864, 46515), (886, 45360), (945, 42528), (1008, 39870), (1080, 37212), (1120, 35883), (1134, 35440), (1260, 31896), (1296, 31010), (1329, 30240), (1440, 27909), (1512, 26580), (1620, 24808), (1680, 23922), (1772, 22680), (1890, 21264), (2016, 19935), (2160, 18606), (2215, 18144), (2268, 17720), (2520, 15948), (2592, 15505), (2658, 15120), (2835, 14176), (3024, 13290), (3101, 12960), (3240, 12404), (3360, 11961), (3544, 11340), (3780, 10632), (3987, 10080), (4320, 9303), (4430, 9072), (4536, 8860), (5040, 7974), (5316, 7560), (5670, 7088), (6048, 6645), (6202, 6480)]