18578160

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 200

約数和(自身を含む): 66977856

約数和(自身を除く): 48399696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 61, 72, 80, 81, 90, 94, 108, 120, 122, 135, 141, 144, 162, 180, 183, 188, 216, 235, 240, 244, 270, 282, 305, 324, 360, 366, 376, 405, 423, 432, 470, 488, 540, 549, 564, 610, 648, 705, 720, 732, 752, 810, 846, 915, 940, 976, 1080, 1098, 1128, 1220, 1269, 1296, 1410, 1464, 1620, 1647, 1692, 1830, 1880, 2115, 2160, 2196, 2256, 2440, 2538, 2745, 2820, 2867, 2928, 3240, 3294, 3384, 3660, 3760, 3807, 4230, 4392, 4880, 4941, 5076, 5490, 5640, 5734, 6345, 6480, 6588, 6768, 7320, 7614, 8235, 8460, 8601, 8784, 9882, 10152, 10980, 11280, 11468, 12690, 13176, 14335, 14640, 15228, 16470, 16920, 17202, 19035, 19764, 20304, 21960, 22936, 24705, 25380, 25803, 26352, 28670, 30456, 32940, 33840, 34404, 38070, 39528, 43005, 43920, 45872, 49410, 50760, 51606, 57340, 60912, 65880, 68808, 76140, 77409, 79056, 86010, 98820, 101520, 103212, 114680, 129015, 131760, 137616, 152280, 154818, 172020, 197640, 206424, 229360, 232227, 258030, 304560, 309636, 344040, 387045, 395280, 412848, 464454, 516060, 619272, 688080, 774090, 928908, 1032120, 1161135, 1238544, 1548180, 1857816, 2064240, 2322270, 3096360, 3715632, 4644540, 6192720, 9289080, 18578160]

約数ペア:

[(1, 18578160), (2, 9289080), (3, 6192720), (4, 4644540), (5, 3715632), (6, 3096360), (8, 2322270), (9, 2064240), (10, 1857816), (12, 1548180), (15, 1238544), (16, 1161135), (18, 1032120), (20, 928908), (24, 774090), (27, 688080), (30, 619272), (36, 516060), (40, 464454), (45, 412848), (47, 395280), (48, 387045), (54, 344040), (60, 309636), (61, 304560), (72, 258030), (80, 232227), (81, 229360), (90, 206424), (94, 197640), (108, 172020), (120, 154818), (122, 152280), (135, 137616), (141, 131760), (144, 129015), (162, 114680), (180, 103212), (183, 101520), (188, 98820), (216, 86010), (235, 79056), (240, 77409), (244, 76140), (270, 68808), (282, 65880), (305, 60912), (324, 57340), (360, 51606), (366, 50760), (376, 49410), (405, 45872), (423, 43920), (432, 43005), (470, 39528), (488, 38070), (540, 34404), (549, 33840), (564, 32940), (610, 30456), (648, 28670), (705, 26352), (720, 25803), (732, 25380), (752, 24705), (810, 22936), (846, 21960), (915, 20304), (940, 19764), (976, 19035), (1080, 17202), (1098, 16920), (1128, 16470), (1220, 15228), (1269, 14640), (1296, 14335), (1410, 13176), (1464, 12690), (1620, 11468), (1647, 11280), (1692, 10980), (1830, 10152), (1880, 9882), (2115, 8784), (2160, 8601), (2196, 8460), (2256, 8235), (2440, 7614), (2538, 7320), (2745, 6768), (2820, 6588), (2867, 6480), (2928, 6345), (3240, 5734), (3294, 5640), (3384, 5490), (3660, 5076), (3760, 4941), (3807, 4880), (4230, 4392)]