197980640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 582966720

約数和(自身を除く): 384986080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 160, 170, 176, 187, 208, 220, 221, 260, 272, 286, 340, 352, 374, 416, 440, 442, 509, 520, 544, 572, 680, 715, 748, 880, 884, 935, 1018, 1040, 1105, 1144, 1360, 1430, 1496, 1760, 1768, 1870, 2036, 2080, 2210, 2288, 2431, 2545, 2720, 2860, 2992, 3536, 3740, 4072, 4420, 4576, 4862, 5090, 5599, 5720, 5984, 6617, 7072, 7480, 8144, 8653, 8840, 9724, 10180, 11198, 11440, 12155, 13234, 14960, 16288, 17306, 17680, 19448, 20360, 22396, 22880, 24310, 26468, 27995, 29920, 33085, 34612, 35360, 38896, 40720, 43265, 44792, 48620, 52936, 55990, 66170, 69224, 72787, 77792, 81440, 86530, 89584, 95183, 97240, 105872, 111980, 112489, 132340, 138448, 145574, 173060, 179168, 190366, 194480, 211744, 223960, 224978, 264680, 276896, 291148, 346120, 363935, 380732, 388960, 447920, 449956, 475915, 529360, 562445, 582296, 692240, 727870, 761464, 895840, 899912, 951830, 1058720, 1124890, 1164592, 1237379, 1384480, 1455740, 1522928, 1799824, 1903660, 2249780, 2329184, 2474758, 2911480, 3045856, 3599648, 3807320, 4499560, 4949516, 5822960, 6186895, 7614640, 8999120, 9899032, 11645920, 12373790, 15229280, 17998240, 19798064, 24747580, 39596128, 49495160, 98990320, 197980640]

約数ペア:

[(1, 197980640), (2, 98990320), (4, 49495160), (5, 39596128), (8, 24747580), (10, 19798064), (11, 17998240), (13, 15229280), (16, 12373790), (17, 11645920), (20, 9899032), (22, 8999120), (26, 7614640), (32, 6186895), (34, 5822960), (40, 4949516), (44, 4499560), (52, 3807320), (55, 3599648), (65, 3045856), (68, 2911480), (80, 2474758), (85, 2329184), (88, 2249780), (104, 1903660), (110, 1799824), (130, 1522928), (136, 1455740), (143, 1384480), (160, 1237379), (170, 1164592), (176, 1124890), (187, 1058720), (208, 951830), (220, 899912), (221, 895840), (260, 761464), (272, 727870), (286, 692240), (340, 582296), (352, 562445), (374, 529360), (416, 475915), (440, 449956), (442, 447920), (509, 388960), (520, 380732), (544, 363935), (572, 346120), (680, 291148), (715, 276896), (748, 264680), (880, 224978), (884, 223960), (935, 211744), (1018, 194480), (1040, 190366), (1105, 179168), (1144, 173060), (1360, 145574), (1430, 138448), (1496, 132340), (1760, 112489), (1768, 111980), (1870, 105872), (2036, 97240), (2080, 95183), (2210, 89584), (2288, 86530), (2431, 81440), (2545, 77792), (2720, 72787), (2860, 69224), (2992, 66170), (3536, 55990), (3740, 52936), (4072, 48620), (4420, 44792), (4576, 43265), (4862, 40720), (5090, 38896), (5599, 35360), (5720, 34612), (5984, 33085), (6617, 29920), (7072, 27995), (7480, 26468), (8144, 24310), (8653, 22880), (8840, 22396), (9724, 20360), (10180, 19448), (11198, 17680), (11440, 17306), (12155, 16288), (13234, 14960)]