18773520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 64281600

約数和(自身を除く): 45508080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 114, 115, 120, 138, 152, 179, 184, 190, 228, 230, 240, 276, 285, 304, 345, 358, 368, 380, 437, 456, 460, 537, 552, 570, 690, 716, 760, 874, 895, 912, 920, 1074, 1104, 1140, 1311, 1380, 1432, 1520, 1748, 1790, 1840, 2148, 2185, 2280, 2622, 2685, 2760, 2864, 3401, 3496, 3580, 4117, 4296, 4370, 4560, 5244, 5370, 5520, 6555, 6802, 6992, 7160, 8234, 8592, 8740, 10203, 10488, 10740, 12351, 13110, 13604, 14320, 16468, 17005, 17480, 20406, 20585, 20976, 21480, 24702, 26220, 27208, 32936, 34010, 34960, 40812, 41170, 42960, 49404, 51015, 52440, 54416, 61755, 65872, 68020, 78223, 81624, 82340, 98808, 102030, 104880, 123510, 136040, 156446, 163248, 164680, 197616, 204060, 234669, 247020, 272080, 312892, 329360, 391115, 408120, 469338, 494040, 625784, 782230, 816240, 938676, 988080, 1173345, 1251568, 1564460, 1877352, 2346690, 3128920, 3754704, 4693380, 6257840, 9386760, 18773520]

約数ペア:

[(1, 18773520), (2, 9386760), (3, 6257840), (4, 4693380), (5, 3754704), (6, 3128920), (8, 2346690), (10, 1877352), (12, 1564460), (15, 1251568), (16, 1173345), (19, 988080), (20, 938676), (23, 816240), (24, 782230), (30, 625784), (38, 494040), (40, 469338), (46, 408120), (48, 391115), (57, 329360), (60, 312892), (69, 272080), (76, 247020), (80, 234669), (92, 204060), (95, 197616), (114, 164680), (115, 163248), (120, 156446), (138, 136040), (152, 123510), (179, 104880), (184, 102030), (190, 98808), (228, 82340), (230, 81624), (240, 78223), (276, 68020), (285, 65872), (304, 61755), (345, 54416), (358, 52440), (368, 51015), (380, 49404), (437, 42960), (456, 41170), (460, 40812), (537, 34960), (552, 34010), (570, 32936), (690, 27208), (716, 26220), (760, 24702), (874, 21480), (895, 20976), (912, 20585), (920, 20406), (1074, 17480), (1104, 17005), (1140, 16468), (1311, 14320), (1380, 13604), (1432, 13110), (1520, 12351), (1748, 10740), (1790, 10488), (1840, 10203), (2148, 8740), (2185, 8592), (2280, 8234), (2622, 7160), (2685, 6992), (2760, 6802), (2864, 6555), (3401, 5520), (3496, 5370), (3580, 5244), (4117, 4560), (4296, 4370)]