278988192

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:472

約数の個数: 192

約数和(自身を含む): 938972160

約数和(自身を除く): 659983968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 163, 168, 189, 216, 224, 252, 283, 288, 326, 336, 378, 432, 489, 504, 566, 652, 672, 756, 849, 864, 978, 1008, 1132, 1141, 1304, 1467, 1512, 1698, 1956, 1981, 2016, 2264, 2282, 2547, 2608, 2934, 3024, 3396, 3423, 3912, 3962, 4401, 4528, 4564, 5094, 5216, 5868, 5943, 6048, 6792, 6846, 7641, 7824, 7924, 8802, 9056, 9128, 10188, 10269, 11736, 11886, 13584, 13692, 15282, 15648, 15848, 17604, 17829, 18256, 20376, 20538, 23472, 23772, 27168, 27384, 30564, 30807, 31696, 35208, 35658, 36512, 40752, 41076, 46129, 46944, 47544, 53487, 54768, 61128, 61614, 63392, 70416, 71316, 81504, 82152, 92258, 95088, 106974, 109536, 122256, 123228, 138387, 140832, 142632, 164304, 184516, 190176, 213948, 244512, 246456, 276774, 285264, 322903, 328608, 369032, 415161, 427896, 492912, 553548, 570528, 645806, 738064, 830322, 855792, 968709, 985824, 1107096, 1245483, 1291612, 1476128, 1660644, 1711584, 1937418, 2214192, 2490966, 2583224, 2906127, 3321288, 3874836, 4428384, 4981932, 5166448, 5812254, 6642576, 7749672, 8718381, 9963864, 10332896, 11624508, 13285152, 15499344, 17436762, 19927728, 23249016, 30998688, 34873524, 39855456, 46498032, 69747048, 92996064, 139494096, 278988192]

約数ペア:

[(1, 278988192), (2, 139494096), (3, 92996064), (4, 69747048), (6, 46498032), (7, 39855456), (8, 34873524), (9, 30998688), (12, 23249016), (14, 19927728), (16, 17436762), (18, 15499344), (21, 13285152), (24, 11624508), (27, 10332896), (28, 9963864), (32, 8718381), (36, 7749672), (42, 6642576), (48, 5812254), (54, 5166448), (56, 4981932), (63, 4428384), (72, 3874836), (84, 3321288), (96, 2906127), (108, 2583224), (112, 2490966), (126, 2214192), (144, 1937418), (163, 1711584), (168, 1660644), (189, 1476128), (216, 1291612), (224, 1245483), (252, 1107096), (283, 985824), (288, 968709), (326, 855792), (336, 830322), (378, 738064), (432, 645806), (489, 570528), (504, 553548), (566, 492912), (652, 427896), (672, 415161), (756, 369032), (849, 328608), (864, 322903), (978, 285264), (1008, 276774), (1132, 246456), (1141, 244512), (1304, 213948), (1467, 190176), (1512, 184516), (1698, 164304), (1956, 142632), (1981, 140832), (2016, 138387), (2264, 123228), (2282, 122256), (2547, 109536), (2608, 106974), (2934, 95088), (3024, 92258), (3396, 82152), (3423, 81504), (3912, 71316), (3962, 70416), (4401, 63392), (4528, 61614), (4564, 61128), (5094, 54768), (5216, 53487), (5868, 47544), (5943, 46944), (6048, 46129), (6792, 41076), (6846, 40752), (7641, 36512), (7824, 35658), (7924, 35208), (8802, 31696), (9056, 30807), (9128, 30564), (10188, 27384), (10269, 27168), (11736, 23772), (11886, 23472), (13584, 20538), (13692, 20376), (15282, 18256), (15648, 17829), (15848, 17604)]