64725120

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:703

約数の個数: 192

約数和(自身を含む): 237009240

約数和(自身を除く): 172284120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 661, 680, 720, 765, 816, 960, 1020, 1088, 1152, 1224, 1322, 1360, 1440, 1530, 1632, 1920, 1983, 2040, 2176, 2448, 2644, 2720, 2880, 3060, 3264, 3305, 3966, 4080, 4896, 5288, 5440, 5760, 5949, 6120, 6528, 6610, 7932, 8160, 9792, 9915, 10576, 10880, 11237, 11898, 12240, 13220, 15864, 16320, 19584, 19830, 21152, 22474, 23796, 24480, 26440, 29745, 31728, 32640, 33711, 39660, 42304, 44948, 47592, 48960, 52880, 56185, 59490, 63456, 67422, 79320, 84608, 89896, 95184, 97920, 101133, 105760, 112370, 118980, 126912, 134844, 158640, 168555, 179792, 190368, 202266, 211520, 224740, 237960, 253824, 269688, 317280, 337110, 359584, 380736, 404532, 423040, 449480, 475920, 505665, 539376, 634560, 674220, 719168, 761472, 809064, 898960, 951840, 1011330, 1078752, 1269120, 1348440, 1438336, 1618128, 1797920, 1903680, 2022660, 2157504, 2696880, 3236256, 3595840, 3807360, 4045320, 4315008, 5393760, 6472512, 7191680, 8090640, 10787520, 12945024, 16181280, 21575040, 32362560, 64725120]

約数ペア:

[(1, 64725120), (2, 32362560), (3, 21575040), (4, 16181280), (5, 12945024), (6, 10787520), (8, 8090640), (9, 7191680), (10, 6472512), (12, 5393760), (15, 4315008), (16, 4045320), (17, 3807360), (18, 3595840), (20, 3236256), (24, 2696880), (30, 2157504), (32, 2022660), (34, 1903680), (36, 1797920), (40, 1618128), (45, 1438336), (48, 1348440), (51, 1269120), (60, 1078752), (64, 1011330), (68, 951840), (72, 898960), (80, 809064), (85, 761472), (90, 719168), (96, 674220), (102, 634560), (120, 539376), (128, 505665), (136, 475920), (144, 449480), (153, 423040), (160, 404532), (170, 380736), (180, 359584), (192, 337110), (204, 317280), (240, 269688), (255, 253824), (272, 237960), (288, 224740), (306, 211520), (320, 202266), (340, 190368), (360, 179792), (384, 168555), (408, 158640), (480, 134844), (510, 126912), (544, 118980), (576, 112370), (612, 105760), (640, 101133), (661, 97920), (680, 95184), (720, 89896), (765, 84608), (816, 79320), (960, 67422), (1020, 63456), (1088, 59490), (1152, 56185), (1224, 52880), (1322, 48960), (1360, 47592), (1440, 44948), (1530, 42304), (1632, 39660), (1920, 33711), (1983, 32640), (2040, 31728), (2176, 29745), (2448, 26440), (2644, 24480), (2720, 23796), (2880, 22474), (3060, 21152), (3264, 19830), (3305, 19584), (3966, 16320), (4080, 15864), (4896, 13220), (5288, 12240), (5440, 11898), (5760, 11237), (5949, 10880), (6120, 10576), (6528, 9915), (6610, 9792), (7932, 8160)]