278597124

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 829409280

約数和(自身を除く): 550812156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 37, 39, 52, 54, 62, 74, 78, 93, 108, 111, 117, 124, 148, 156, 173, 186, 222, 234, 279, 333, 346, 351, 372, 403, 444, 468, 481, 519, 558, 666, 692, 702, 806, 837, 962, 999, 1038, 1116, 1147, 1209, 1332, 1404, 1443, 1557, 1612, 1674, 1924, 1998, 2076, 2249, 2294, 2418, 2886, 3114, 3348, 3441, 3627, 3996, 4329, 4498, 4588, 4671, 4836, 5363, 5772, 6228, 6401, 6747, 6882, 7254, 8658, 8996, 9342, 10323, 10726, 10881, 12802, 12987, 13494, 13764, 14508, 14911, 16089, 17316, 18684, 19203, 20241, 20646, 21452, 21762, 25604, 25974, 26988, 29822, 30969, 32178, 38406, 40482, 41292, 43524, 44733, 48267, 51948, 57609, 59644, 60723, 61938, 64356, 69719, 76812, 80964, 83213, 89466, 96534, 115218, 121446, 123876, 134199, 139438, 144801, 166426, 172827, 178932, 193068, 198431, 209157, 230436, 242892, 249639, 268398, 278876, 289602, 332852, 345654, 396862, 402597, 418314, 499278, 536796, 579204, 595293, 627471, 691308, 748917, 793724, 805194, 836628, 998556, 1190586, 1254942, 1497834, 1610388, 1785879, 1882413, 2246751, 2381172, 2509884, 2579603, 2995668, 3571758, 3764826, 4493502, 5159206, 5357637, 7143516, 7529652, 7738809, 8987004, 10318412, 10715274, 15477618, 21430548, 23216427, 30955236, 46432854, 69649281, 92865708, 139298562, 278597124]

約数ペア:

[(1, 278597124), (2, 139298562), (3, 92865708), (4, 69649281), (6, 46432854), (9, 30955236), (12, 23216427), (13, 21430548), (18, 15477618), (26, 10715274), (27, 10318412), (31, 8987004), (36, 7738809), (37, 7529652), (39, 7143516), (52, 5357637), (54, 5159206), (62, 4493502), (74, 3764826), (78, 3571758), (93, 2995668), (108, 2579603), (111, 2509884), (117, 2381172), (124, 2246751), (148, 1882413), (156, 1785879), (173, 1610388), (186, 1497834), (222, 1254942), (234, 1190586), (279, 998556), (333, 836628), (346, 805194), (351, 793724), (372, 748917), (403, 691308), (444, 627471), (468, 595293), (481, 579204), (519, 536796), (558, 499278), (666, 418314), (692, 402597), (702, 396862), (806, 345654), (837, 332852), (962, 289602), (999, 278876), (1038, 268398), (1116, 249639), (1147, 242892), (1209, 230436), (1332, 209157), (1404, 198431), (1443, 193068), (1557, 178932), (1612, 172827), (1674, 166426), (1924, 144801), (1998, 139438), (2076, 134199), (2249, 123876), (2294, 121446), (2418, 115218), (2886, 96534), (3114, 89466), (3348, 83213), (3441, 80964), (3627, 76812), (3996, 69719), (4329, 64356), (4498, 61938), (4588, 60723), (4671, 59644), (4836, 57609), (5363, 51948), (5772, 48267), (6228, 44733), (6401, 43524), (6747, 41292), (6882, 40482), (7254, 38406), (8658, 32178), (8996, 30969), (9342, 29822), (10323, 26988), (10726, 25974), (10881, 25604), (12802, 21762), (12987, 21452), (13494, 20646), (13764, 20241), (14508, 19203), (14911, 18684), (16089, 17316)]