1538967040

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:520

約数の個数: 160

約数和(自身を含む): 4015430496

約数和(自身を除く): 2476463456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 131, 160, 208, 256, 260, 262, 320, 353, 416, 512, 520, 524, 640, 655, 706, 832, 1040, 1048, 1280, 1310, 1412, 1664, 1703, 1765, 2080, 2096, 2560, 2620, 2824, 3328, 3406, 3530, 4160, 4192, 4589, 5240, 5648, 6656, 6812, 7060, 8320, 8384, 8515, 9178, 10480, 11296, 13624, 14120, 16640, 16768, 17030, 18356, 20960, 22592, 22945, 27248, 28240, 33280, 33536, 34060, 36712, 41920, 45184, 45890, 46243, 54496, 56480, 67072, 68120, 73424, 83840, 90368, 91780, 92486, 108992, 112960, 136240, 146848, 167680, 180736, 183560, 184972, 217984, 225920, 231215, 272480, 293696, 335360, 367120, 369944, 435968, 451840, 462430, 544960, 587392, 601159, 734240, 739888, 871936, 903680, 924860, 1089920, 1174784, 1202318, 1468480, 1479776, 1849720, 2179840, 2349568, 2404636, 2936960, 2959552, 3005795, 3699440, 4359680, 4809272, 5873920, 5919104, 6011590, 7398880, 9618544, 11747840, 11838208, 12023180, 14797760, 19237088, 23676416, 24046360, 29595520, 38474176, 48092720, 59191040, 76948352, 96185440, 118382080, 153896704, 192370880, 307793408, 384741760, 769483520, 1538967040]

約数ペア:

[(1, 1538967040), (2, 769483520), (4, 384741760), (5, 307793408), (8, 192370880), (10, 153896704), (13, 118382080), (16, 96185440), (20, 76948352), (26, 59191040), (32, 48092720), (40, 38474176), (52, 29595520), (64, 24046360), (65, 23676416), (80, 19237088), (104, 14797760), (128, 12023180), (130, 11838208), (131, 11747840), (160, 9618544), (208, 7398880), (256, 6011590), (260, 5919104), (262, 5873920), (320, 4809272), (353, 4359680), (416, 3699440), (512, 3005795), (520, 2959552), (524, 2936960), (640, 2404636), (655, 2349568), (706, 2179840), (832, 1849720), (1040, 1479776), (1048, 1468480), (1280, 1202318), (1310, 1174784), (1412, 1089920), (1664, 924860), (1703, 903680), (1765, 871936), (2080, 739888), (2096, 734240), (2560, 601159), (2620, 587392), (2824, 544960), (3328, 462430), (3406, 451840), (3530, 435968), (4160, 369944), (4192, 367120), (4589, 335360), (5240, 293696), (5648, 272480), (6656, 231215), (6812, 225920), (7060, 217984), (8320, 184972), (8384, 183560), (8515, 180736), (9178, 167680), (10480, 146848), (11296, 136240), (13624, 112960), (14120, 108992), (16640, 92486), (16768, 91780), (17030, 90368), (18356, 83840), (20960, 73424), (22592, 68120), (22945, 67072), (27248, 56480), (28240, 54496), (33280, 46243), (33536, 45890), (34060, 45184), (36712, 41920)]