161636640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 584418240

約数和(自身を除く): 422781600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 96, 110, 115, 120, 121, 132, 138, 160, 165, 176, 184, 220, 230, 240, 242, 253, 264, 276, 330, 345, 352, 363, 368, 440, 460, 480, 484, 506, 528, 552, 605, 660, 690, 726, 736, 759, 880, 920, 968, 1012, 1056, 1104, 1210, 1265, 1320, 1331, 1380, 1452, 1518, 1760, 1815, 1840, 1936, 2024, 2208, 2420, 2530, 2640, 2662, 2760, 2783, 2904, 3036, 3630, 3680, 3795, 3872, 3993, 4048, 4840, 5060, 5280, 5324, 5520, 5566, 5808, 6072, 6655, 7260, 7590, 7986, 8096, 8349, 9680, 10120, 10648, 11040, 11132, 11616, 12144, 13310, 13915, 14520, 14641, 15180, 15972, 16698, 19360, 19965, 20240, 21296, 22264, 24288, 26620, 27830, 29040, 29282, 30360, 30613, 31944, 33396, 39930, 40480, 41745, 42592, 43923, 44528, 53240, 55660, 58080, 58564, 60720, 61226, 63888, 66792, 73205, 79860, 83490, 87846, 89056, 91839, 106480, 111320, 117128, 121440, 122452, 127776, 133584, 146410, 153065, 159720, 166980, 175692, 183678, 212960, 219615, 222640, 234256, 244904, 267168, 292820, 306130, 319440, 333960, 336743, 351384, 367356, 439230, 445280, 459195, 468512, 489808, 585640, 612260, 638880, 667920, 673486, 702768, 734712, 878460, 918390, 979616, 1010229, 1171280, 1224520, 1335840, 1346972, 1405536, 1469424, 1683715, 1756920, 1836780, 2020458, 2342560, 2449040, 2693944, 2938848, 3367430, 3513840, 3673560, 4040916, 4898080, 5051145, 5387888, 6734860, 7027680, 7347120, 8081832, 10102290, 10775776, 13469720, 14694240, 16163664, 20204580, 26939440, 32327328, 40409160, 53878880, 80818320, 161636640]

約数ペア:

[(1, 161636640), (2, 80818320), (3, 53878880), (4, 40409160), (5, 32327328), (6, 26939440), (8, 20204580), (10, 16163664), (11, 14694240), (12, 13469720), (15, 10775776), (16, 10102290), (20, 8081832), (22, 7347120), (23, 7027680), (24, 6734860), (30, 5387888), (32, 5051145), (33, 4898080), (40, 4040916), (44, 3673560), (46, 3513840), (48, 3367430), (55, 2938848), (60, 2693944), (66, 2449040), (69, 2342560), (80, 2020458), (88, 1836780), (92, 1756920), (96, 1683715), (110, 1469424), (115, 1405536), (120, 1346972), (121, 1335840), (132, 1224520), (138, 1171280), (160, 1010229), (165, 979616), (176, 918390), (184, 878460), (220, 734712), (230, 702768), (240, 673486), (242, 667920), (253, 638880), (264, 612260), (276, 585640), (330, 489808), (345, 468512), (352, 459195), (363, 445280), (368, 439230), (440, 367356), (460, 351384), (480, 336743), (484, 333960), (506, 319440), (528, 306130), (552, 292820), (605, 267168), (660, 244904), (690, 234256), (726, 222640), (736, 219615), (759, 212960), (880, 183678), (920, 175692), (968, 166980), (1012, 159720), (1056, 153065), (1104, 146410), (1210, 133584), (1265, 127776), (1320, 122452), (1331, 121440), (1380, 117128), (1452, 111320), (1518, 106480), (1760, 91839), (1815, 89056), (1840, 87846), (1936, 83490), (2024, 79860), (2208, 73205), (2420, 66792), (2530, 63888), (2640, 61226), (2662, 60720), (2760, 58564), (2783, 58080), (2904, 55660), (3036, 53240), (3630, 44528), (3680, 43923), (3795, 42592), (3872, 41745), (3993, 40480), (4048, 39930), (4840, 33396), (5060, 31944), (5280, 30613), (5324, 30360), (5520, 29282), (5566, 29040), (5808, 27830), (6072, 26620), (6655, 24288), (7260, 22264), (7590, 21296), (7986, 20240), (8096, 19965), (8349, 19360), (9680, 16698), (10120, 15972), (10648, 15180), (11040, 14641), (11132, 14520), (11616, 13915), (12144, 13310)]