731389890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{661}}^1$

素因数の和:1168

約数の個数: 128

約数和(自身を含む): 2196357120

約数和(自身を除く): 1464967230

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 479, 661, 770, 958, 1155, 1322, 1437, 1983, 2310, 2395, 2874, 3305, 3353, 3966, 4627, 4790, 5269, 6610, 6706, 7185, 7271, 9254, 9915, 10059, 10538, 13881, 14370, 14542, 15807, 16765, 19830, 20118, 21813, 23135, 26345, 27762, 31614, 33530, 36355, 36883, 43626, 46270, 50295, 50897, 52690, 69405, 72710, 73766, 79035, 100590, 101794, 109065, 110649, 138810, 152691, 158070, 184415, 218130, 221298, 254485, 305382, 316619, 368830, 508970, 553245, 633238, 763455, 949857, 1106490, 1526910, 1583095, 1899714, 2216333, 3166190, 3482809, 4432666, 4749285, 6648999, 6965618, 9498570, 10448427, 11081665, 13297998, 17414045, 20896854, 22163330, 24379663, 33244995, 34828090, 48759326, 52242135, 66489990, 73138989, 104484270, 121898315, 146277978, 243796630, 365694945, 731389890]

約数ペア:

[(1, 731389890), (2, 365694945), (3, 243796630), (5, 146277978), (6, 121898315), (7, 104484270), (10, 73138989), (11, 66489990), (14, 52242135), (15, 48759326), (21, 34828090), (22, 33244995), (30, 24379663), (33, 22163330), (35, 20896854), (42, 17414045), (55, 13297998), (66, 11081665), (70, 10448427), (77, 9498570), (105, 6965618), (110, 6648999), (154, 4749285), (165, 4432666), (210, 3482809), (231, 3166190), (330, 2216333), (385, 1899714), (462, 1583095), (479, 1526910), (661, 1106490), (770, 949857), (958, 763455), (1155, 633238), (1322, 553245), (1437, 508970), (1983, 368830), (2310, 316619), (2395, 305382), (2874, 254485), (3305, 221298), (3353, 218130), (3966, 184415), (4627, 158070), (4790, 152691), (5269, 138810), (6610, 110649), (6706, 109065), (7185, 101794), (7271, 100590), (9254, 79035), (9915, 73766), (10059, 72710), (10538, 69405), (13881, 52690), (14370, 50897), (14542, 50295), (15807, 46270), (16765, 43626), (19830, 36883), (20118, 36355), (21813, 33530), (23135, 31614), (26345, 27762)]