1561091328

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 216

約数和(自身を含む): 4763828160

約数和(自身を除く): 3202736832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 89, 92, 96, 128, 138, 144, 178, 184, 192, 207, 256, 267, 276, 288, 331, 356, 368, 384, 414, 534, 552, 576, 662, 712, 736, 768, 801, 828, 993, 1068, 1104, 1152, 1324, 1424, 1472, 1602, 1656, 1986, 2047, 2136, 2208, 2304, 2648, 2848, 2944, 2979, 3204, 3312, 3972, 4094, 4272, 4416, 5296, 5696, 5888, 5958, 6141, 6408, 6624, 7613, 7944, 8188, 8544, 8832, 10592, 11392, 11916, 12282, 12816, 13248, 15226, 15888, 16376, 17088, 17664, 18423, 21184, 22784, 22839, 23832, 24564, 25632, 26496, 29459, 30452, 31776, 32752, 34176, 36846, 42368, 45678, 47664, 49128, 51264, 52992, 58918, 60904, 63552, 65504, 68352, 68517, 73692, 84736, 88377, 91356, 95328, 98256, 102528, 117836, 121808, 127104, 131008, 137034, 147384, 176754, 182712, 190656, 196512, 205056, 235672, 243616, 254208, 262016, 265131, 274068, 294768, 353508, 365424, 381312, 393024, 471344, 487232, 524032, 530262, 548136, 589536, 677557, 707016, 730848, 762624, 786048, 942688, 974464, 1060524, 1096272, 1179072, 1355114, 1414032, 1461696, 1572096, 1885376, 1948928, 2032671, 2121048, 2192544, 2358144, 2710228, 2828064, 2923392, 3770752, 4065342, 4242096, 4385088, 4716288, 5420456, 5656128, 5846784, 6098013, 7541504, 8130684, 8484192, 8770176, 10840912, 11312256, 12196026, 16261368, 16968384, 17540352, 21681824, 22624512, 24392052, 32522736, 33936768, 43363648, 48784104, 65045472, 67873536, 86727296, 97568208, 130090944, 173454592, 195136416, 260181888, 390272832, 520363776, 780545664, 1561091328]

約数ペア:

[(1, 1561091328), (2, 780545664), (3, 520363776), (4, 390272832), (6, 260181888), (8, 195136416), (9, 173454592), (12, 130090944), (16, 97568208), (18, 86727296), (23, 67873536), (24, 65045472), (32, 48784104), (36, 43363648), (46, 33936768), (48, 32522736), (64, 24392052), (69, 22624512), (72, 21681824), (89, 17540352), (92, 16968384), (96, 16261368), (128, 12196026), (138, 11312256), (144, 10840912), (178, 8770176), (184, 8484192), (192, 8130684), (207, 7541504), (256, 6098013), (267, 5846784), (276, 5656128), (288, 5420456), (331, 4716288), (356, 4385088), (368, 4242096), (384, 4065342), (414, 3770752), (534, 2923392), (552, 2828064), (576, 2710228), (662, 2358144), (712, 2192544), (736, 2121048), (768, 2032671), (801, 1948928), (828, 1885376), (993, 1572096), (1068, 1461696), (1104, 1414032), (1152, 1355114), (1324, 1179072), (1424, 1096272), (1472, 1060524), (1602, 974464), (1656, 942688), (1986, 786048), (2047, 762624), (2136, 730848), (2208, 707016), (2304, 677557), (2648, 589536), (2848, 548136), (2944, 530262), (2979, 524032), (3204, 487232), (3312, 471344), (3972, 393024), (4094, 381312), (4272, 365424), (4416, 353508), (5296, 294768), (5696, 274068), (5888, 265131), (5958, 262016), (6141, 254208), (6408, 243616), (6624, 235672), (7613, 205056), (7944, 196512), (8188, 190656), (8544, 182712), (8832, 176754), (10592, 147384), (11392, 137034), (11916, 131008), (12282, 127104), (12816, 121808), (13248, 117836), (15226, 102528), (15888, 98256), (16376, 95328), (17088, 91356), (17664, 88377), (18423, 84736), (21184, 73692), (22784, 68517), (22839, 68352), (23832, 65504), (24564, 63552), (25632, 60904), (26496, 58918), (29459, 52992), (30452, 51264), (31776, 49128), (32752, 47664), (34176, 45678), (36846, 42368)]