161812800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 252

約数和(自身を含む): 609872796

約数和(自身を除く): 448059996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 32, 34, 36, 40, 45, 48, 50, 51, 60, 64, 68, 72, 75, 80, 85, 90, 96, 100, 102, 120, 136, 144, 150, 153, 160, 170, 180, 192, 200, 204, 225, 240, 255, 272, 288, 300, 306, 320, 340, 360, 400, 408, 425, 450, 480, 510, 544, 576, 600, 612, 661, 680, 720, 765, 800, 816, 850, 900, 960, 1020, 1088, 1200, 1224, 1275, 1322, 1360, 1440, 1530, 1600, 1632, 1700, 1800, 1983, 2040, 2400, 2448, 2550, 2644, 2720, 2880, 3060, 3264, 3305, 3400, 3600, 3825, 3966, 4080, 4800, 4896, 5100, 5288, 5440, 5949, 6120, 6610, 6800, 7200, 7650, 7932, 8160, 9792, 9915, 10200, 10576, 11237, 11898, 12240, 13220, 13600, 14400, 15300, 15864, 16320, 16525, 19830, 20400, 21152, 22474, 23796, 24480, 26440, 27200, 29745, 30600, 31728, 33050, 33711, 39660, 40800, 42304, 44948, 47592, 48960, 49575, 52880, 56185, 59490, 61200, 63456, 66100, 67422, 79320, 81600, 89896, 95184, 99150, 101133, 105760, 112370, 118980, 122400, 126912, 132200, 134844, 148725, 158640, 168555, 179792, 190368, 198300, 202266, 211520, 224740, 237960, 244800, 264400, 269688, 280925, 297450, 317280, 337110, 359584, 380736, 396600, 404532, 449480, 475920, 505665, 528800, 539376, 561850, 594900, 634560, 674220, 719168, 793200, 809064, 842775, 898960, 951840, 1011330, 1057600, 1078752, 1123700, 1189800, 1348440, 1586400, 1618128, 1685550, 1797920, 1903680, 2022660, 2157504, 2247400, 2379600, 2528325, 2696880, 3172800, 3236256, 3371100, 3595840, 4045320, 4494800, 4759200, 5056650, 5393760, 6472512, 6742200, 8090640, 8989600, 9518400, 10113300, 10787520, 13484400, 16181280, 17979200, 20226600, 26968800, 32362560, 40453200, 53937600, 80906400, 161812800]

約数ペア:

[(1, 161812800), (2, 80906400), (3, 53937600), (4, 40453200), (5, 32362560), (6, 26968800), (8, 20226600), (9, 17979200), (10, 16181280), (12, 13484400), (15, 10787520), (16, 10113300), (17, 9518400), (18, 8989600), (20, 8090640), (24, 6742200), (25, 6472512), (30, 5393760), (32, 5056650), (34, 4759200), (36, 4494800), (40, 4045320), (45, 3595840), (48, 3371100), (50, 3236256), (51, 3172800), (60, 2696880), (64, 2528325), (68, 2379600), (72, 2247400), (75, 2157504), (80, 2022660), (85, 1903680), (90, 1797920), (96, 1685550), (100, 1618128), (102, 1586400), (120, 1348440), (136, 1189800), (144, 1123700), (150, 1078752), (153, 1057600), (160, 1011330), (170, 951840), (180, 898960), (192, 842775), (200, 809064), (204, 793200), (225, 719168), (240, 674220), (255, 634560), (272, 594900), (288, 561850), (300, 539376), (306, 528800), (320, 505665), (340, 475920), (360, 449480), (400, 404532), (408, 396600), (425, 380736), (450, 359584), (480, 337110), (510, 317280), (544, 297450), (576, 280925), (600, 269688), (612, 264400), (661, 244800), (680, 237960), (720, 224740), (765, 211520), (800, 202266), (816, 198300), (850, 190368), (900, 179792), (960, 168555), (1020, 158640), (1088, 148725), (1200, 134844), (1224, 132200), (1275, 126912), (1322, 122400), (1360, 118980), (1440, 112370), (1530, 105760), (1600, 101133), (1632, 99150), (1700, 95184), (1800, 89896), (1983, 81600), (2040, 79320), (2400, 67422), (2448, 66100), (2550, 63456), (2644, 61200), (2720, 59490), (2880, 56185), (3060, 52880), (3264, 49575), (3305, 48960), (3400, 47592), (3600, 44948), (3825, 42304), (3966, 40800), (4080, 39660), (4800, 33711), (4896, 33050), (5100, 31728), (5288, 30600), (5440, 29745), (5949, 27200), (6120, 26440), (6610, 24480), (6800, 23796), (7200, 22474), (7650, 21152), (7932, 20400), (8160, 19830), (9792, 16525), (9915, 16320), (10200, 15864), (10576, 15300), (11237, 14400), (11898, 13600), (12240, 13220)]