310758400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 132

約数和(自身を含む): 786866800

約数和(自身を除く): 476108400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 199, 200, 244, 256, 305, 320, 398, 400, 488, 512, 610, 640, 796, 800, 976, 995, 1024, 1220, 1280, 1525, 1592, 1600, 1952, 1990, 2440, 2560, 3050, 3184, 3200, 3904, 3980, 4880, 4975, 5120, 6100, 6368, 6400, 7808, 7960, 9760, 9950, 12139, 12200, 12736, 12800, 15616, 15920, 19520, 19900, 24278, 24400, 25472, 25600, 31232, 31840, 39040, 39800, 48556, 48800, 50944, 60695, 62464, 63680, 78080, 79600, 97112, 97600, 101888, 121390, 127360, 156160, 159200, 194224, 195200, 203776, 242780, 254720, 303475, 312320, 318400, 388448, 390400, 485560, 509440, 606950, 636800, 776896, 780800, 971120, 1018880, 1213900, 1273600, 1553792, 1561600, 1942240, 2427800, 2547200, 3107584, 3884480, 4855600, 5094400, 6215168, 7768960, 9711200, 12430336, 15537920, 19422400, 31075840, 38844800, 62151680, 77689600, 155379200, 310758400]

約数ペア:

[(1, 310758400), (2, 155379200), (4, 77689600), (5, 62151680), (8, 38844800), (10, 31075840), (16, 19422400), (20, 15537920), (25, 12430336), (32, 9711200), (40, 7768960), (50, 6215168), (61, 5094400), (64, 4855600), (80, 3884480), (100, 3107584), (122, 2547200), (128, 2427800), (160, 1942240), (199, 1561600), (200, 1553792), (244, 1273600), (256, 1213900), (305, 1018880), (320, 971120), (398, 780800), (400, 776896), (488, 636800), (512, 606950), (610, 509440), (640, 485560), (796, 390400), (800, 388448), (976, 318400), (995, 312320), (1024, 303475), (1220, 254720), (1280, 242780), (1525, 203776), (1592, 195200), (1600, 194224), (1952, 159200), (1990, 156160), (2440, 127360), (2560, 121390), (3050, 101888), (3184, 97600), (3200, 97112), (3904, 79600), (3980, 78080), (4880, 63680), (4975, 62464), (5120, 60695), (6100, 50944), (6368, 48800), (6400, 48556), (7808, 39800), (7960, 39040), (9760, 31840), (9950, 31232), (12139, 25600), (12200, 25472), (12736, 24400), (12800, 24278), (15616, 19900), (15920, 19520)]