31111290

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 192

約数和(自身を含む): 100638720

約数和(自身を除く): 69527430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 59, 62, 63, 70, 81, 90, 93, 105, 118, 126, 135, 155, 162, 177, 186, 189, 210, 217, 243, 270, 279, 295, 310, 315, 354, 378, 405, 413, 434, 465, 486, 531, 558, 567, 590, 630, 651, 810, 826, 837, 885, 930, 945, 1062, 1085, 1134, 1215, 1239, 1302, 1395, 1593, 1674, 1701, 1770, 1829, 1890, 1953, 2065, 2170, 2430, 2478, 2511, 2655, 2790, 2835, 3186, 3255, 3402, 3658, 3717, 3906, 4130, 4185, 4779, 5022, 5310, 5487, 5670, 5859, 6195, 6510, 7434, 7533, 7965, 8370, 8505, 9145, 9558, 9765, 10974, 11151, 11718, 12390, 12555, 12803, 14337, 15066, 15930, 16461, 17010, 17577, 18290, 18585, 19530, 22302, 23895, 25110, 25606, 27435, 28674, 29295, 32922, 33453, 35154, 37170, 37665, 38409, 47790, 49383, 52731, 54870, 55755, 58590, 64015, 66906, 71685, 75330, 76818, 82305, 87885, 98766, 100359, 105462, 111510, 115227, 128030, 143370, 148149, 164610, 167265, 175770, 192045, 200718, 230454, 246915, 263655, 296298, 334530, 345681, 384090, 444447, 493830, 501795, 527310, 576135, 691362, 740745, 888894, 1003590, 1037043, 1152270, 1481490, 1728405, 2074086, 2222235, 3111129, 3456810, 4444470, 5185215, 6222258, 10370430, 15555645, 31111290]

約数ペア:

[(1, 31111290), (2, 15555645), (3, 10370430), (5, 6222258), (6, 5185215), (7, 4444470), (9, 3456810), (10, 3111129), (14, 2222235), (15, 2074086), (18, 1728405), (21, 1481490), (27, 1152270), (30, 1037043), (31, 1003590), (35, 888894), (42, 740745), (45, 691362), (54, 576135), (59, 527310), (62, 501795), (63, 493830), (70, 444447), (81, 384090), (90, 345681), (93, 334530), (105, 296298), (118, 263655), (126, 246915), (135, 230454), (155, 200718), (162, 192045), (177, 175770), (186, 167265), (189, 164610), (210, 148149), (217, 143370), (243, 128030), (270, 115227), (279, 111510), (295, 105462), (310, 100359), (315, 98766), (354, 87885), (378, 82305), (405, 76818), (413, 75330), (434, 71685), (465, 66906), (486, 64015), (531, 58590), (558, 55755), (567, 54870), (590, 52731), (630, 49383), (651, 47790), (810, 38409), (826, 37665), (837, 37170), (885, 35154), (930, 33453), (945, 32922), (1062, 29295), (1085, 28674), (1134, 27435), (1215, 25606), (1239, 25110), (1302, 23895), (1395, 22302), (1593, 19530), (1674, 18585), (1701, 18290), (1770, 17577), (1829, 17010), (1890, 16461), (1953, 15930), (2065, 15066), (2170, 14337), (2430, 12803), (2478, 12555), (2511, 12390), (2655, 11718), (2790, 11151), (2835, 10974), (3186, 9765), (3255, 9558), (3402, 9145), (3658, 8505), (3717, 8370), (3906, 7965), (4130, 7533), (4185, 7434), (4779, 6510), (5022, 6195), (5310, 5859), (5487, 5670)]