128294400

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 240

約数和(自身を含む): 458189424

約数和(自身を除く): 329895024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 256, 257, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 512, 514, 520, 600, 624, 640, 650, 768, 771, 780, 800, 832, 960, 975, 1028, 1040, 1200, 1248, 1280, 1285, 1300, 1536, 1542, 1560, 1600, 1664, 1920, 1950, 2056, 2080, 2400, 2496, 2560, 2570, 2600, 3084, 3120, 3200, 3328, 3341, 3840, 3855, 3900, 4112, 4160, 4800, 4992, 5140, 5200, 6168, 6240, 6400, 6425, 6656, 6682, 7680, 7710, 7800, 8224, 8320, 9600, 9984, 10023, 10280, 10400, 12336, 12480, 12800, 12850, 13364, 15420, 15600, 16448, 16640, 16705, 19200, 19275, 19968, 20046, 20560, 20800, 24672, 24960, 25700, 26728, 30840, 31200, 32896, 33280, 33410, 38400, 38550, 40092, 41120, 41600, 49344, 49920, 50115, 51400, 53456, 61680, 62400, 65792, 66820, 77100, 80184, 82240, 83200, 83525, 98688, 99840, 100230, 102800, 106912, 123360, 124800, 131584, 133640, 154200, 160368, 164480, 166400, 167050, 197376, 200460, 205600, 213824, 246720, 249600, 250575, 267280, 308400, 320736, 328960, 334100, 394752, 400920, 411200, 427648, 493440, 499200, 501150, 534560, 616800, 641472, 657920, 668200, 801840, 822400, 855296, 986880, 1002300, 1069120, 1233600, 1282944, 1336400, 1603680, 1644800, 1710592, 1973760, 2004600, 2138240, 2467200, 2565888, 2672800, 3207360, 3289600, 4009200, 4276480, 4934400, 5131776, 5345600, 6414720, 8018400, 8552960, 9868800, 10691200, 12829440, 16036800, 21382400, 25658880, 32073600, 42764800, 64147200, 128294400]

約数ペア:

[(1, 128294400), (2, 64147200), (3, 42764800), (4, 32073600), (5, 25658880), (6, 21382400), (8, 16036800), (10, 12829440), (12, 10691200), (13, 9868800), (15, 8552960), (16, 8018400), (20, 6414720), (24, 5345600), (25, 5131776), (26, 4934400), (30, 4276480), (32, 4009200), (39, 3289600), (40, 3207360), (48, 2672800), (50, 2565888), (52, 2467200), (60, 2138240), (64, 2004600), (65, 1973760), (75, 1710592), (78, 1644800), (80, 1603680), (96, 1336400), (100, 1282944), (104, 1233600), (120, 1069120), (128, 1002300), (130, 986880), (150, 855296), (156, 822400), (160, 801840), (192, 668200), (195, 657920), (200, 641472), (208, 616800), (240, 534560), (256, 501150), (257, 499200), (260, 493440), (300, 427648), (312, 411200), (320, 400920), (325, 394752), (384, 334100), (390, 328960), (400, 320736), (416, 308400), (480, 267280), (512, 250575), (514, 249600), (520, 246720), (600, 213824), (624, 205600), (640, 200460), (650, 197376), (768, 167050), (771, 166400), (780, 164480), (800, 160368), (832, 154200), (960, 133640), (975, 131584), (1028, 124800), (1040, 123360), (1200, 106912), (1248, 102800), (1280, 100230), (1285, 99840), (1300, 98688), (1536, 83525), (1542, 83200), (1560, 82240), (1600, 80184), (1664, 77100), (1920, 66820), (1950, 65792), (2056, 62400), (2080, 61680), (2400, 53456), (2496, 51400), (2560, 50115), (2570, 49920), (2600, 49344), (3084, 41600), (3120, 41120), (3200, 40092), (3328, 38550), (3341, 38400), (3840, 33410), (3855, 33280), (3900, 32896), (4112, 31200), (4160, 30840), (4800, 26728), (4992, 25700), (5140, 24960), (5200, 24672), (6168, 20800), (6240, 20560), (6400, 20046), (6425, 19968), (6656, 19275), (6682, 19200), (7680, 16705), (7710, 16640), (7800, 16448), (8224, 15600), (8320, 15420), (9600, 13364), (9984, 12850), (10023, 12800), (10280, 12480), (10400, 12336)]