161780160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:491

約数の個数: 224

約数和(自身を含む): 568829952

約数和(自身を除く): 407049792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 64, 68, 69, 80, 85, 92, 96, 102, 115, 120, 136, 138, 160, 170, 184, 192, 204, 230, 240, 255, 272, 276, 320, 340, 345, 368, 391, 408, 431, 460, 480, 510, 544, 552, 680, 690, 736, 782, 816, 862, 920, 960, 1020, 1088, 1104, 1173, 1293, 1360, 1380, 1472, 1564, 1632, 1724, 1840, 1955, 2040, 2155, 2208, 2346, 2586, 2720, 2760, 3128, 3264, 3448, 3680, 3910, 4080, 4310, 4416, 4692, 5172, 5440, 5520, 5865, 6256, 6465, 6896, 7327, 7360, 7820, 8160, 8620, 9384, 9913, 10344, 11040, 11730, 12512, 12930, 13792, 14654, 15640, 16320, 17240, 18768, 19826, 20688, 21981, 22080, 23460, 25024, 25860, 27584, 29308, 29739, 31280, 34480, 36635, 37536, 39652, 41376, 43962, 46920, 49565, 51720, 58616, 59478, 62560, 68960, 73270, 75072, 79304, 82752, 87924, 93840, 99130, 103440, 109905, 117232, 118956, 125120, 137920, 146540, 148695, 158608, 168521, 175848, 187680, 198260, 206880, 219810, 234464, 237912, 293080, 297390, 317216, 337042, 351696, 375360, 396520, 413760, 439620, 468928, 475824, 505563, 586160, 594780, 634432, 674084, 703392, 793040, 842605, 879240, 951648, 1011126, 1172320, 1189560, 1348168, 1406784, 1586080, 1685210, 1758480, 1903296, 2022252, 2344640, 2379120, 2527815, 2696336, 3172160, 3370420, 3516960, 4044504, 4758240, 5055630, 5392672, 6740840, 7033920, 8089008, 9516480, 10111260, 10785344, 13481680, 16178016, 20222520, 26963360, 32356032, 40445040, 53926720, 80890080, 161780160]

約数ペア:

[(1, 161780160), (2, 80890080), (3, 53926720), (4, 40445040), (5, 32356032), (6, 26963360), (8, 20222520), (10, 16178016), (12, 13481680), (15, 10785344), (16, 10111260), (17, 9516480), (20, 8089008), (23, 7033920), (24, 6740840), (30, 5392672), (32, 5055630), (34, 4758240), (40, 4044504), (46, 3516960), (48, 3370420), (51, 3172160), (60, 2696336), (64, 2527815), (68, 2379120), (69, 2344640), (80, 2022252), (85, 1903296), (92, 1758480), (96, 1685210), (102, 1586080), (115, 1406784), (120, 1348168), (136, 1189560), (138, 1172320), (160, 1011126), (170, 951648), (184, 879240), (192, 842605), (204, 793040), (230, 703392), (240, 674084), (255, 634432), (272, 594780), (276, 586160), (320, 505563), (340, 475824), (345, 468928), (368, 439620), (391, 413760), (408, 396520), (431, 375360), (460, 351696), (480, 337042), (510, 317216), (544, 297390), (552, 293080), (680, 237912), (690, 234464), (736, 219810), (782, 206880), (816, 198260), (862, 187680), (920, 175848), (960, 168521), (1020, 158608), (1088, 148695), (1104, 146540), (1173, 137920), (1293, 125120), (1360, 118956), (1380, 117232), (1472, 109905), (1564, 103440), (1632, 99130), (1724, 93840), (1840, 87924), (1955, 82752), (2040, 79304), (2155, 75072), (2208, 73270), (2346, 68960), (2586, 62560), (2720, 59478), (2760, 58616), (3128, 51720), (3264, 49565), (3448, 46920), (3680, 43962), (3910, 41376), (4080, 39652), (4310, 37536), (4416, 36635), (4692, 34480), (5172, 31280), (5440, 29739), (5520, 29308), (5865, 27584), (6256, 25860), (6465, 25024), (6896, 23460), (7327, 22080), (7360, 21981), (7820, 20688), (8160, 19826), (8620, 18768), (9384, 17240), (9913, 16320), (10344, 15640), (11040, 14654), (11730, 13792), (12512, 12930)]