215041398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 128

約数和(自身を含む): 559125504

約数和(自身を除く): 344084106

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 23, 26, 33, 34, 39, 46, 51, 66, 69, 78, 102, 138, 143, 187, 221, 253, 286, 299, 374, 391, 429, 442, 506, 561, 598, 641, 663, 759, 782, 858, 897, 1122, 1173, 1282, 1326, 1518, 1794, 1923, 2346, 2431, 3289, 3846, 4301, 4862, 5083, 6578, 7051, 7293, 8333, 8602, 9867, 10166, 10897, 12903, 14102, 14586, 14743, 15249, 16666, 19734, 21153, 21794, 24999, 25806, 29486, 30498, 32691, 42306, 44229, 49998, 55913, 65382, 88458, 91663, 111826, 119867, 141661, 162173, 167739, 183326, 191659, 239734, 250631, 274989, 283322, 324346, 335478, 359601, 383318, 424983, 486519, 501262, 549978, 574977, 719202, 751893, 849966, 973038, 1149954, 1503786, 1558271, 2108249, 2756941, 3116542, 3258203, 4216498, 4674813, 5513882, 6324747, 6516406, 8270823, 9349626, 9774609, 12649494, 16541646, 19549218, 35840233, 71680466, 107520699, 215041398]

約数ペア:

[(1, 215041398), (2, 107520699), (3, 71680466), (6, 35840233), (11, 19549218), (13, 16541646), (17, 12649494), (22, 9774609), (23, 9349626), (26, 8270823), (33, 6516406), (34, 6324747), (39, 5513882), (46, 4674813), (51, 4216498), (66, 3258203), (69, 3116542), (78, 2756941), (102, 2108249), (138, 1558271), (143, 1503786), (187, 1149954), (221, 973038), (253, 849966), (286, 751893), (299, 719202), (374, 574977), (391, 549978), (429, 501262), (442, 486519), (506, 424983), (561, 383318), (598, 359601), (641, 335478), (663, 324346), (759, 283322), (782, 274989), (858, 250631), (897, 239734), (1122, 191659), (1173, 183326), (1282, 167739), (1326, 162173), (1518, 141661), (1794, 119867), (1923, 111826), (2346, 91663), (2431, 88458), (3289, 65382), (3846, 55913), (4301, 49998), (4862, 44229), (5083, 42306), (6578, 32691), (7051, 30498), (7293, 29486), (8333, 25806), (8602, 24999), (9867, 21794), (10166, 21153), (10897, 19734), (12903, 16666), (14102, 15249), (14586, 14743)]