18041640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 58665600

約数和(自身を除く): 40623960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 193, 205, 228, 246, 285, 328, 380, 386, 410, 456, 492, 570, 579, 615, 760, 772, 779, 820, 965, 984, 1140, 1158, 1230, 1544, 1558, 1640, 1930, 2280, 2316, 2337, 2460, 2895, 3116, 3667, 3860, 3895, 4632, 4674, 4920, 5790, 6232, 7334, 7720, 7790, 7913, 9348, 11001, 11580, 11685, 14668, 15580, 15826, 18335, 18696, 22002, 23160, 23370, 23739, 29336, 31160, 31652, 36670, 39565, 44004, 46740, 47478, 55005, 63304, 73340, 79130, 88008, 93480, 94956, 110010, 118695, 146680, 150347, 158260, 189912, 220020, 237390, 300694, 316520, 440040, 451041, 474780, 601388, 751735, 902082, 949560, 1202776, 1503470, 1804164, 2255205, 3006940, 3608328, 4510410, 6013880, 9020820, 18041640]

約数ペア:

[(1, 18041640), (2, 9020820), (3, 6013880), (4, 4510410), (5, 3608328), (6, 3006940), (8, 2255205), (10, 1804164), (12, 1503470), (15, 1202776), (19, 949560), (20, 902082), (24, 751735), (30, 601388), (38, 474780), (40, 451041), (41, 440040), (57, 316520), (60, 300694), (76, 237390), (82, 220020), (95, 189912), (114, 158260), (120, 150347), (123, 146680), (152, 118695), (164, 110010), (190, 94956), (193, 93480), (205, 88008), (228, 79130), (246, 73340), (285, 63304), (328, 55005), (380, 47478), (386, 46740), (410, 44004), (456, 39565), (492, 36670), (570, 31652), (579, 31160), (615, 29336), (760, 23739), (772, 23370), (779, 23160), (820, 22002), (965, 18696), (984, 18335), (1140, 15826), (1158, 15580), (1230, 14668), (1544, 11685), (1558, 11580), (1640, 11001), (1930, 9348), (2280, 7913), (2316, 7790), (2337, 7720), (2460, 7334), (2895, 6232), (3116, 5790), (3667, 4920), (3860, 4674), (3895, 4632)]