128695968

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:875

約数の個数: 144

約数和(自身を含む): 399016800

約数和(自身を除く): 270320832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 72, 76, 87, 96, 114, 116, 144, 152, 171, 174, 228, 232, 261, 288, 304, 342, 348, 456, 464, 522, 551, 608, 684, 696, 811, 912, 928, 1044, 1102, 1368, 1392, 1622, 1653, 1824, 2088, 2204, 2433, 2736, 2784, 3244, 3306, 4176, 4408, 4866, 4959, 5472, 6488, 6612, 7299, 8352, 8816, 9732, 9918, 12976, 13224, 14598, 15409, 17632, 19464, 19836, 23519, 25952, 26448, 29196, 30818, 38928, 39672, 46227, 47038, 52896, 58392, 61636, 70557, 77856, 79344, 92454, 94076, 116784, 123272, 138681, 141114, 158688, 184908, 188152, 211671, 233568, 246544, 277362, 282228, 369816, 376304, 423342, 446861, 493088, 554724, 564456, 739632, 752608, 846684, 893722, 1109448, 1128912, 1340583, 1479264, 1693368, 1787444, 2218896, 2257824, 2681166, 3386736, 3574888, 4021749, 4437792, 5362332, 6773472, 7149776, 8043498, 10724664, 14299552, 16086996, 21449328, 32173992, 42898656, 64347984, 128695968]

約数ペア:

[(1, 128695968), (2, 64347984), (3, 42898656), (4, 32173992), (6, 21449328), (8, 16086996), (9, 14299552), (12, 10724664), (16, 8043498), (18, 7149776), (19, 6773472), (24, 5362332), (29, 4437792), (32, 4021749), (36, 3574888), (38, 3386736), (48, 2681166), (57, 2257824), (58, 2218896), (72, 1787444), (76, 1693368), (87, 1479264), (96, 1340583), (114, 1128912), (116, 1109448), (144, 893722), (152, 846684), (171, 752608), (174, 739632), (228, 564456), (232, 554724), (261, 493088), (288, 446861), (304, 423342), (342, 376304), (348, 369816), (456, 282228), (464, 277362), (522, 246544), (551, 233568), (608, 211671), (684, 188152), (696, 184908), (811, 158688), (912, 141114), (928, 138681), (1044, 123272), (1102, 116784), (1368, 94076), (1392, 92454), (1622, 79344), (1653, 77856), (1824, 70557), (2088, 61636), (2204, 58392), (2433, 52896), (2736, 47038), (2784, 46227), (3244, 39672), (3306, 38928), (4176, 30818), (4408, 29196), (4866, 26448), (4959, 25952), (5472, 23519), (6488, 19836), (6612, 19464), (7299, 17632), (8352, 15409), (8816, 14598), (9732, 13224), (9918, 12976)]