280187604

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 779076480

約数和(自身を除く): 498888876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 97, 103, 114, 123, 164, 171, 194, 206, 228, 246, 291, 309, 342, 369, 388, 412, 492, 582, 618, 684, 738, 779, 873, 927, 1164, 1236, 1476, 1558, 1746, 1843, 1854, 1957, 2337, 3116, 3492, 3686, 3708, 3914, 3977, 4223, 4674, 5529, 5871, 7011, 7372, 7828, 7954, 8446, 9348, 9991, 11058, 11742, 11931, 12669, 14022, 15908, 16587, 16892, 17613, 19982, 22116, 23484, 23862, 25338, 28044, 29973, 33174, 35226, 35793, 38007, 39964, 47724, 50676, 59946, 66348, 70452, 71586, 75563, 76014, 80237, 89919, 119892, 143172, 151126, 152028, 160474, 179838, 189829, 226689, 240711, 302252, 320948, 359676, 379658, 409631, 453378, 481422, 569487, 680067, 722133, 759316, 819262, 906756, 962844, 1138974, 1228893, 1360134, 1444266, 1638524, 1708461, 2277948, 2457786, 2720268, 2888532, 3416922, 3686679, 4915572, 6833844, 7373358, 7782989, 14746716, 15565978, 23348967, 31131956, 46697934, 70046901, 93395868, 140093802, 280187604]

約数ペア:

[(1, 280187604), (2, 140093802), (3, 93395868), (4, 70046901), (6, 46697934), (9, 31131956), (12, 23348967), (18, 15565978), (19, 14746716), (36, 7782989), (38, 7373358), (41, 6833844), (57, 4915572), (76, 3686679), (82, 3416922), (97, 2888532), (103, 2720268), (114, 2457786), (123, 2277948), (164, 1708461), (171, 1638524), (194, 1444266), (206, 1360134), (228, 1228893), (246, 1138974), (291, 962844), (309, 906756), (342, 819262), (369, 759316), (388, 722133), (412, 680067), (492, 569487), (582, 481422), (618, 453378), (684, 409631), (738, 379658), (779, 359676), (873, 320948), (927, 302252), (1164, 240711), (1236, 226689), (1476, 189829), (1558, 179838), (1746, 160474), (1843, 152028), (1854, 151126), (1957, 143172), (2337, 119892), (3116, 89919), (3492, 80237), (3686, 76014), (3708, 75563), (3914, 71586), (3977, 70452), (4223, 66348), (4674, 59946), (5529, 50676), (5871, 47724), (7011, 39964), (7372, 38007), (7828, 35793), (7954, 35226), (8446, 33174), (9348, 29973), (9991, 28044), (11058, 25338), (11742, 23862), (11931, 23484), (12669, 22116), (14022, 19982), (15908, 17613), (16587, 16892)]