68340720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2183

約数の個数: 160

約数和(自身を含む): 254983680

約数和(自身を除く): 186642960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2141, 2280, 2660, 3192, 3990, 4282, 4560, 5320, 6384, 6423, 7980, 8564, 10640, 10705, 12846, 14987, 15960, 17128, 21410, 25692, 29974, 31920, 32115, 34256, 40679, 42820, 44961, 51384, 59948, 64230, 74935, 81358, 85640, 89922, 102768, 119896, 122037, 128460, 149870, 162716, 171280, 179844, 203395, 224805, 239792, 244074, 256920, 284753, 299740, 325432, 359688, 406790, 449610, 488148, 513840, 569506, 599480, 610185, 650864, 719376, 813580, 854259, 899220, 976296, 1139012, 1198960, 1220370, 1423765, 1627160, 1708518, 1798440, 1952592, 2278024, 2440740, 2847530, 3254320, 3417036, 3596880, 4271295, 4556048, 4881480, 5695060, 6834072, 8542590, 9762960, 11390120, 13668144, 17085180, 22780240, 34170360, 68340720]

約数ペア:

[(1, 68340720), (2, 34170360), (3, 22780240), (4, 17085180), (5, 13668144), (6, 11390120), (7, 9762960), (8, 8542590), (10, 6834072), (12, 5695060), (14, 4881480), (15, 4556048), (16, 4271295), (19, 3596880), (20, 3417036), (21, 3254320), (24, 2847530), (28, 2440740), (30, 2278024), (35, 1952592), (38, 1798440), (40, 1708518), (42, 1627160), (48, 1423765), (56, 1220370), (57, 1198960), (60, 1139012), (70, 976296), (76, 899220), (80, 854259), (84, 813580), (95, 719376), (105, 650864), (112, 610185), (114, 599480), (120, 569506), (133, 513840), (140, 488148), (152, 449610), (168, 406790), (190, 359688), (210, 325432), (228, 299740), (240, 284753), (266, 256920), (280, 244074), (285, 239792), (304, 224805), (336, 203395), (380, 179844), (399, 171280), (420, 162716), (456, 149870), (532, 128460), (560, 122037), (570, 119896), (665, 102768), (760, 89922), (798, 85640), (840, 81358), (912, 74935), (1064, 64230), (1140, 59948), (1330, 51384), (1520, 44961), (1596, 42820), (1680, 40679), (1995, 34256), (2128, 32115), (2141, 31920), (2280, 29974), (2660, 25692), (3192, 21410), (3990, 17128), (4282, 15960), (4560, 14987), (5320, 12846), (6384, 10705), (6423, 10640), (7980, 8564)]