212967568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 493361280

約数和(自身を除く): 280393712

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 53, 68, 79, 88, 106, 136, 158, 176, 187, 212, 272, 289, 316, 374, 424, 578, 583, 632, 748, 848, 869, 901, 1156, 1166, 1264, 1343, 1496, 1738, 1802, 2312, 2332, 2686, 2992, 3179, 3476, 3604, 4187, 4624, 4664, 5372, 6358, 6952, 7208, 8374, 9328, 9911, 10744, 12716, 13904, 14416, 14773, 15317, 16748, 19822, 21488, 22831, 25432, 29546, 30634, 33496, 39644, 45662, 46057, 50864, 59092, 61268, 66992, 71179, 79288, 91324, 92114, 118184, 122536, 142358, 158576, 168487, 182648, 184228, 236368, 245072, 251141, 284716, 336974, 365296, 368456, 502282, 569432, 673948, 736912, 782969, 1004564, 1138864, 1210043, 1347896, 1565938, 2009128, 2420086, 2695792, 3131876, 4018256, 4840172, 6263752, 9680344, 12527504, 13310473, 19360688, 26620946, 53241892, 106483784, 212967568]

約数ペア:

[(1, 212967568), (2, 106483784), (4, 53241892), (8, 26620946), (11, 19360688), (16, 13310473), (17, 12527504), (22, 9680344), (34, 6263752), (44, 4840172), (53, 4018256), (68, 3131876), (79, 2695792), (88, 2420086), (106, 2009128), (136, 1565938), (158, 1347896), (176, 1210043), (187, 1138864), (212, 1004564), (272, 782969), (289, 736912), (316, 673948), (374, 569432), (424, 502282), (578, 368456), (583, 365296), (632, 336974), (748, 284716), (848, 251141), (869, 245072), (901, 236368), (1156, 184228), (1166, 182648), (1264, 168487), (1343, 158576), (1496, 142358), (1738, 122536), (1802, 118184), (2312, 92114), (2332, 91324), (2686, 79288), (2992, 71179), (3179, 66992), (3476, 61268), (3604, 59092), (4187, 50864), (4624, 46057), (4664, 45662), (5372, 39644), (6358, 33496), (6952, 30634), (7208, 29546), (8374, 25432), (9328, 22831), (9911, 21488), (10744, 19822), (12716, 16748), (13904, 15317), (14416, 14773)]