131767920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 240

約数和(自身を含む): 472380480

約数和(自身を除く): 340612560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 73, 80, 90, 92, 109, 115, 120, 138, 144, 146, 180, 184, 207, 218, 219, 230, 240, 276, 292, 327, 345, 360, 365, 368, 414, 436, 438, 460, 545, 552, 584, 654, 657, 690, 720, 730, 828, 872, 876, 920, 981, 1035, 1090, 1095, 1104, 1168, 1308, 1314, 1380, 1460, 1635, 1656, 1679, 1744, 1752, 1840, 1962, 2070, 2180, 2190, 2507, 2616, 2628, 2760, 2920, 3270, 3285, 3312, 3358, 3504, 3924, 4140, 4360, 4380, 4905, 5014, 5037, 5232, 5256, 5520, 5840, 6540, 6570, 6716, 7521, 7848, 7957, 8280, 8395, 8720, 8760, 9810, 10028, 10074, 10512, 12535, 13080, 13140, 13432, 15042, 15111, 15696, 15914, 16560, 16790, 17520, 19620, 20056, 20148, 22563, 23871, 25070, 25185, 26160, 26280, 26864, 30084, 30222, 31828, 33580, 37605, 39240, 39785, 40112, 40296, 45126, 47742, 50140, 50370, 52560, 60168, 60444, 63656, 67160, 71613, 75210, 75555, 78480, 79570, 80592, 90252, 95484, 100280, 100740, 112815, 119355, 120336, 120888, 127312, 134320, 143226, 150420, 151110, 159140, 180504, 183011, 190968, 200560, 201480, 225630, 238710, 241776, 286452, 300840, 302220, 318280, 358065, 361008, 366022, 381936, 402960, 451260, 477420, 549033, 572904, 601680, 604440, 636560, 716130, 732044, 902520, 915055, 954840, 1098066, 1145808, 1208880, 1432260, 1464088, 1647099, 1805040, 1830110, 1909680, 2196132, 2745165, 2864520, 2928176, 3294198, 3660220, 4392264, 5490330, 5729040, 6588396, 7320440, 8235495, 8784528, 10980660, 13176792, 14640880, 16470990, 21961320, 26353584, 32941980, 43922640, 65883960, 131767920]

約数ペア:

[(1, 131767920), (2, 65883960), (3, 43922640), (4, 32941980), (5, 26353584), (6, 21961320), (8, 16470990), (9, 14640880), (10, 13176792), (12, 10980660), (15, 8784528), (16, 8235495), (18, 7320440), (20, 6588396), (23, 5729040), (24, 5490330), (30, 4392264), (36, 3660220), (40, 3294198), (45, 2928176), (46, 2864520), (48, 2745165), (60, 2196132), (69, 1909680), (72, 1830110), (73, 1805040), (80, 1647099), (90, 1464088), (92, 1432260), (109, 1208880), (115, 1145808), (120, 1098066), (138, 954840), (144, 915055), (146, 902520), (180, 732044), (184, 716130), (207, 636560), (218, 604440), (219, 601680), (230, 572904), (240, 549033), (276, 477420), (292, 451260), (327, 402960), (345, 381936), (360, 366022), (365, 361008), (368, 358065), (414, 318280), (436, 302220), (438, 300840), (460, 286452), (545, 241776), (552, 238710), (584, 225630), (654, 201480), (657, 200560), (690, 190968), (720, 183011), (730, 180504), (828, 159140), (872, 151110), (876, 150420), (920, 143226), (981, 134320), (1035, 127312), (1090, 120888), (1095, 120336), (1104, 119355), (1168, 112815), (1308, 100740), (1314, 100280), (1380, 95484), (1460, 90252), (1635, 80592), (1656, 79570), (1679, 78480), (1744, 75555), (1752, 75210), (1840, 71613), (1962, 67160), (2070, 63656), (2180, 60444), (2190, 60168), (2507, 52560), (2616, 50370), (2628, 50140), (2760, 47742), (2920, 45126), (3270, 40296), (3285, 40112), (3312, 39785), (3358, 39240), (3504, 37605), (3924, 33580), (4140, 31828), (4360, 30222), (4380, 30084), (4905, 26864), (5014, 26280), (5037, 26160), (5232, 25185), (5256, 25070), (5520, 23871), (5840, 22563), (6540, 20148), (6570, 20056), (6716, 19620), (7521, 17520), (7848, 16790), (7957, 16560), (8280, 15914), (8395, 15696), (8720, 15111), (8760, 15042), (9810, 13432), (10028, 13140), (10074, 13080), (10512, 12535)]