71987520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 224

約数和(自身を含む): 264663936

約数和(自身を除く): 192676416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 401, 408, 440, 480, 510, 528, 544, 561, 660, 680, 704, 748, 802, 816, 880, 935, 960, 1020, 1056, 1088, 1122, 1203, 1320, 1360, 1496, 1604, 1632, 1760, 1870, 2005, 2040, 2112, 2244, 2406, 2640, 2720, 2805, 2992, 3208, 3264, 3520, 3740, 4010, 4080, 4411, 4488, 4812, 5280, 5440, 5610, 5984, 6015, 6416, 6817, 7480, 8020, 8160, 8822, 8976, 9624, 10560, 11220, 11968, 12030, 12832, 13233, 13634, 14960, 16040, 16320, 17644, 17952, 19248, 20451, 22055, 22440, 24060, 25664, 26466, 27268, 29920, 32080, 34085, 35288, 35904, 38496, 40902, 44110, 44880, 48120, 52932, 54536, 59840, 64160, 66165, 68170, 70576, 74987, 76992, 81804, 88220, 89760, 96240, 102255, 105864, 109072, 128320, 132330, 136340, 141152, 149974, 163608, 176440, 179520, 192480, 204510, 211728, 218144, 224961, 264660, 272680, 282304, 299948, 327216, 352880, 374935, 384960, 409020, 423456, 436288, 449922, 529320, 545360, 599896, 654432, 705760, 749870, 818040, 846912, 899844, 1058640, 1090720, 1124805, 1199792, 1308864, 1411520, 1499740, 1636080, 1799688, 2117280, 2181440, 2249610, 2399584, 2999480, 3272160, 3599376, 4234560, 4499220, 4799168, 5998960, 6544320, 7198752, 8998440, 11997920, 14397504, 17996880, 23995840, 35993760, 71987520]

約数ペア:

[(1, 71987520), (2, 35993760), (3, 23995840), (4, 17996880), (5, 14397504), (6, 11997920), (8, 8998440), (10, 7198752), (11, 6544320), (12, 5998960), (15, 4799168), (16, 4499220), (17, 4234560), (20, 3599376), (22, 3272160), (24, 2999480), (30, 2399584), (32, 2249610), (33, 2181440), (34, 2117280), (40, 1799688), (44, 1636080), (48, 1499740), (51, 1411520), (55, 1308864), (60, 1199792), (64, 1124805), (66, 1090720), (68, 1058640), (80, 899844), (85, 846912), (88, 818040), (96, 749870), (102, 705760), (110, 654432), (120, 599896), (132, 545360), (136, 529320), (160, 449922), (165, 436288), (170, 423456), (176, 409020), (187, 384960), (192, 374935), (204, 352880), (220, 327216), (240, 299948), (255, 282304), (264, 272680), (272, 264660), (320, 224961), (330, 218144), (340, 211728), (352, 204510), (374, 192480), (401, 179520), (408, 176440), (440, 163608), (480, 149974), (510, 141152), (528, 136340), (544, 132330), (561, 128320), (660, 109072), (680, 105864), (704, 102255), (748, 96240), (802, 89760), (816, 88220), (880, 81804), (935, 76992), (960, 74987), (1020, 70576), (1056, 68170), (1088, 66165), (1122, 64160), (1203, 59840), (1320, 54536), (1360, 52932), (1496, 48120), (1604, 44880), (1632, 44110), (1760, 40902), (1870, 38496), (2005, 35904), (2040, 35288), (2112, 34085), (2244, 32080), (2406, 29920), (2640, 27268), (2720, 26466), (2805, 25664), (2992, 24060), (3208, 22440), (3264, 22055), (3520, 20451), (3740, 19248), (4010, 17952), (4080, 17644), (4411, 16320), (4488, 16040), (4812, 14960), (5280, 13634), (5440, 13233), (5610, 12832), (5984, 12030), (6015, 11968), (6416, 11220), (6817, 10560), (7480, 9624), (8020, 8976), (8160, 8822)]