68971140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 261381120

約数和(自身を除く): 192409980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 43, 45, 57, 60, 63, 67, 70, 76, 84, 86, 90, 95, 105, 114, 126, 129, 133, 134, 140, 171, 172, 180, 190, 201, 210, 215, 228, 252, 258, 266, 268, 285, 301, 315, 335, 342, 380, 387, 399, 402, 420, 430, 469, 516, 532, 570, 602, 603, 630, 645, 665, 670, 684, 774, 798, 804, 817, 855, 860, 903, 938, 1005, 1140, 1197, 1204, 1206, 1260, 1273, 1290, 1330, 1340, 1407, 1505, 1548, 1596, 1634, 1710, 1806, 1876, 1935, 1995, 2010, 2345, 2394, 2412, 2451, 2546, 2580, 2660, 2709, 2814, 2881, 3010, 3015, 3268, 3420, 3612, 3819, 3870, 3990, 4020, 4085, 4221, 4515, 4690, 4788, 4902, 5092, 5418, 5628, 5719, 5762, 5985, 6020, 6030, 6365, 7035, 7353, 7638, 7740, 7980, 8170, 8442, 8643, 8911, 9030, 9380, 9804, 10836, 11438, 11457, 11524, 11970, 12060, 12255, 12730, 13545, 14070, 14405, 14706, 15276, 16340, 16884, 17157, 17286, 17822, 18060, 19095, 20167, 21105, 22876, 22914, 23940, 24510, 25460, 25929, 26733, 27090, 28140, 28595, 28810, 29412, 34314, 34572, 35644, 36765, 38190, 40334, 42210, 43215, 44555, 45828, 49020, 51471, 51858, 53466, 54180, 54739, 57190, 57285, 57620, 60501, 68628, 73530, 76380, 80199, 80668, 84420, 85785, 86430, 89110, 100835, 102942, 103716, 106932, 109478, 114380, 114570, 121002, 129645, 133665, 147060, 160398, 164217, 171570, 172860, 178220, 181503, 201670, 205884, 218956, 229140, 242004, 257355, 259290, 267330, 273695, 302505, 320796, 328434, 343140, 363006, 383173, 400995, 403340, 492651, 514710, 518580, 534660, 547390, 605010, 656868, 726012, 766346, 801990, 821085, 907515, 985302, 1029420, 1094780, 1149519, 1210020, 1532692, 1603980, 1642170, 1815030, 1915865, 1970604, 2299038, 2463255, 3284340, 3448557, 3630060, 3831730, 4598076, 4926510, 5747595, 6897114, 7663460, 9853020, 11495190, 13794228, 17242785, 22990380, 34485570, 68971140]

約数ペア:

[(1, 68971140), (2, 34485570), (3, 22990380), (4, 17242785), (5, 13794228), (6, 11495190), (7, 9853020), (9, 7663460), (10, 6897114), (12, 5747595), (14, 4926510), (15, 4598076), (18, 3831730), (19, 3630060), (20, 3448557), (21, 3284340), (28, 2463255), (30, 2299038), (35, 1970604), (36, 1915865), (38, 1815030), (42, 1642170), (43, 1603980), (45, 1532692), (57, 1210020), (60, 1149519), (63, 1094780), (67, 1029420), (70, 985302), (76, 907515), (84, 821085), (86, 801990), (90, 766346), (95, 726012), (105, 656868), (114, 605010), (126, 547390), (129, 534660), (133, 518580), (134, 514710), (140, 492651), (171, 403340), (172, 400995), (180, 383173), (190, 363006), (201, 343140), (210, 328434), (215, 320796), (228, 302505), (252, 273695), (258, 267330), (266, 259290), (268, 257355), (285, 242004), (301, 229140), (315, 218956), (335, 205884), (342, 201670), (380, 181503), (387, 178220), (399, 172860), (402, 171570), (420, 164217), (430, 160398), (469, 147060), (516, 133665), (532, 129645), (570, 121002), (602, 114570), (603, 114380), (630, 109478), (645, 106932), (665, 103716), (670, 102942), (684, 100835), (774, 89110), (798, 86430), (804, 85785), (817, 84420), (855, 80668), (860, 80199), (903, 76380), (938, 73530), (1005, 68628), (1140, 60501), (1197, 57620), (1204, 57285), (1206, 57190), (1260, 54739), (1273, 54180), (1290, 53466), (1330, 51858), (1340, 51471), (1407, 49020), (1505, 45828), (1548, 44555), (1596, 43215), (1634, 42210), (1710, 40334), (1806, 38190), (1876, 36765), (1935, 35644), (1995, 34572), (2010, 34314), (2345, 29412), (2394, 28810), (2412, 28595), (2451, 28140), (2546, 27090), (2580, 26733), (2660, 25929), (2709, 25460), (2814, 24510), (2881, 23940), (3010, 22914), (3015, 22876), (3268, 21105), (3420, 20167), (3612, 19095), (3819, 18060), (3870, 17822), (3990, 17286), (4020, 17157), (4085, 16884), (4221, 16340), (4515, 15276), (4690, 14706), (4788, 14405), (4902, 14070), (5092, 13545), (5418, 12730), (5628, 12255), (5719, 12060), (5762, 11970), (5985, 11524), (6020, 11457), (6030, 11438), (6365, 10836), (7035, 9804), (7353, 9380), (7638, 9030), (7740, 8911), (7980, 8643), (8170, 8442)]