191121280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1216

約数の個数: 128

約数和(自身を含む): 536748480

約数和(自身を除く): 345627200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1153, 1184, 1295, 1480, 2072, 2240, 2306, 2368, 2590, 2960, 4144, 4480, 4612, 4736, 5180, 5765, 5920, 8071, 8288, 9224, 10360, 11530, 11840, 16142, 16576, 18448, 20720, 23060, 23680, 32284, 33152, 36896, 40355, 41440, 42661, 46120, 64568, 73792, 80710, 82880, 85322, 92240, 129136, 147584, 161420, 165760, 170644, 184480, 213305, 258272, 298627, 322840, 341288, 368960, 426610, 516544, 597254, 645680, 682576, 737920, 853220, 1033088, 1194508, 1291360, 1365152, 1493135, 1706440, 2389016, 2582720, 2730304, 2986270, 3412880, 4778032, 5165440, 5460608, 5972540, 6825760, 9556064, 11945080, 13651520, 19112128, 23890160, 27303040, 38224256, 47780320, 95560640, 191121280]

約数ペア:

[(1, 191121280), (2, 95560640), (4, 47780320), (5, 38224256), (7, 27303040), (8, 23890160), (10, 19112128), (14, 13651520), (16, 11945080), (20, 9556064), (28, 6825760), (32, 5972540), (35, 5460608), (37, 5165440), (40, 4778032), (56, 3412880), (64, 2986270), (70, 2730304), (74, 2582720), (80, 2389016), (112, 1706440), (128, 1493135), (140, 1365152), (148, 1291360), (160, 1194508), (185, 1033088), (224, 853220), (259, 737920), (280, 682576), (296, 645680), (320, 597254), (370, 516544), (448, 426610), (518, 368960), (560, 341288), (592, 322840), (640, 298627), (740, 258272), (896, 213305), (1036, 184480), (1120, 170644), (1153, 165760), (1184, 161420), (1295, 147584), (1480, 129136), (2072, 92240), (2240, 85322), (2306, 82880), (2368, 80710), (2590, 73792), (2960, 64568), (4144, 46120), (4480, 42661), (4612, 41440), (4736, 40355), (5180, 36896), (5765, 33152), (5920, 32284), (8071, 23680), (8288, 23060), (9224, 20720), (10360, 18448), (11530, 16576), (11840, 16142)]