189838792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 444165120

約数和(自身を除く): 254326328

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 53, 62, 88, 101, 104, 106, 124, 143, 202, 212, 248, 286, 341, 403, 404, 424, 572, 583, 682, 689, 806, 808, 1111, 1144, 1166, 1313, 1364, 1378, 1612, 1643, 2222, 2332, 2626, 2728, 2756, 3131, 3224, 3286, 4433, 4444, 4664, 5252, 5353, 5512, 6262, 6572, 7579, 8866, 8888, 10504, 10706, 12524, 13144, 14443, 15158, 17732, 18073, 21359, 21412, 25048, 28886, 30316, 34441, 35464, 36146, 40703, 42718, 42824, 57772, 58883, 60632, 68882, 69589, 72292, 81406, 85436, 115544, 117766, 137764, 139178, 144584, 162812, 165943, 170872, 234949, 235532, 275528, 278356, 325624, 331886, 447733, 469898, 471064, 556712, 663772, 765479, 895466, 939796, 1327544, 1530958, 1790932, 1825373, 1879592, 2157259, 3061916, 3581864, 3650746, 4314518, 6123832, 7301492, 8629036, 14602984, 17258072, 23729849, 47459698, 94919396, 189838792]

約数ペア:

[(1, 189838792), (2, 94919396), (4, 47459698), (8, 23729849), (11, 17258072), (13, 14602984), (22, 8629036), (26, 7301492), (31, 6123832), (44, 4314518), (52, 3650746), (53, 3581864), (62, 3061916), (88, 2157259), (101, 1879592), (104, 1825373), (106, 1790932), (124, 1530958), (143, 1327544), (202, 939796), (212, 895466), (248, 765479), (286, 663772), (341, 556712), (403, 471064), (404, 469898), (424, 447733), (572, 331886), (583, 325624), (682, 278356), (689, 275528), (806, 235532), (808, 234949), (1111, 170872), (1144, 165943), (1166, 162812), (1313, 144584), (1364, 139178), (1378, 137764), (1612, 117766), (1643, 115544), (2222, 85436), (2332, 81406), (2626, 72292), (2728, 69589), (2756, 68882), (3131, 60632), (3224, 58883), (3286, 57772), (4433, 42824), (4444, 42718), (4664, 40703), (5252, 36146), (5353, 35464), (5512, 34441), (6262, 30316), (6572, 28886), (7579, 25048), (8866, 21412), (8888, 21359), (10504, 18073), (10706, 17732), (12524, 15158), (13144, 14443)]