161363048

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 420940800

約数和(自身を除く): 259577752

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 19, 22, 28, 34, 38, 44, 56, 68, 76, 77, 88, 119, 133, 136, 152, 154, 187, 209, 238, 266, 308, 323, 374, 418, 476, 532, 616, 646, 748, 811, 836, 952, 1064, 1292, 1309, 1463, 1496, 1622, 1672, 2261, 2584, 2618, 2926, 3244, 3553, 4522, 5236, 5677, 5852, 6488, 7106, 8921, 9044, 10472, 11354, 11704, 13787, 14212, 15409, 17842, 18088, 22708, 24871, 27574, 28424, 30818, 35684, 45416, 49742, 55148, 61636, 62447, 71368, 96509, 99484, 107863, 110296, 123272, 124894, 151657, 169499, 193018, 198968, 215726, 249788, 261953, 303314, 338998, 386036, 431452, 499576, 523906, 606628, 677996, 772072, 862904, 1047812, 1061599, 1186493, 1213256, 1355992, 1833671, 2095624, 2123198, 2372986, 2881483, 3667342, 4246396, 4745972, 5762966, 7334684, 8492792, 9491944, 11525932, 14669368, 20170381, 23051864, 40340762, 80681524, 161363048]

約数ペア:

[(1, 161363048), (2, 80681524), (4, 40340762), (7, 23051864), (8, 20170381), (11, 14669368), (14, 11525932), (17, 9491944), (19, 8492792), (22, 7334684), (28, 5762966), (34, 4745972), (38, 4246396), (44, 3667342), (56, 2881483), (68, 2372986), (76, 2123198), (77, 2095624), (88, 1833671), (119, 1355992), (133, 1213256), (136, 1186493), (152, 1061599), (154, 1047812), (187, 862904), (209, 772072), (238, 677996), (266, 606628), (308, 523906), (323, 499576), (374, 431452), (418, 386036), (476, 338998), (532, 303314), (616, 261953), (646, 249788), (748, 215726), (811, 198968), (836, 193018), (952, 169499), (1064, 151657), (1292, 124894), (1309, 123272), (1463, 110296), (1496, 107863), (1622, 99484), (1672, 96509), (2261, 71368), (2584, 62447), (2618, 61636), (2926, 55148), (3244, 49742), (3553, 45416), (4522, 35684), (5236, 30818), (5677, 28424), (5852, 27574), (6488, 24871), (7106, 22708), (8921, 18088), (9044, 17842), (10472, 15409), (11354, 14212), (11704, 13787)]