12784276400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{1721}}^1$

素因数の和:2132

約数の個数: 180

約数和(自身を含む): 35843877720

約数和(自身を除く): 23059601320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 379, 392, 400, 490, 560, 700, 758, 784, 980, 1225, 1400, 1516, 1721, 1895, 1960, 2450, 2653, 2800, 3032, 3442, 3790, 3920, 4900, 5306, 6064, 6884, 7580, 8605, 9475, 9800, 10612, 12047, 13265, 13768, 15160, 17210, 18571, 18950, 19600, 21224, 24094, 26530, 27536, 30320, 34420, 37142, 37900, 42448, 43025, 48188, 53060, 60235, 66325, 68840, 74284, 75800, 84329, 86050, 92855, 96376, 106120, 120470, 132650, 137680, 148568, 151600, 168658, 172100, 185710, 192752, 212240, 240940, 265300, 297136, 301175, 337316, 344200, 371420, 421645, 464275, 481880, 530600, 602350, 652259, 674632, 688400, 742840, 843290, 928550, 963760, 1061200, 1204700, 1304518, 1349264, 1485680, 1686580, 1857100, 2108225, 2409400, 2609036, 3261295, 3373160, 3714200, 4216450, 4565813, 4818800, 5218072, 6522590, 6746320, 7428400, 8432900, 9131626, 10436144, 13045180, 16306475, 16865800, 18263252, 22829065, 26090360, 31960691, 32612950, 33731600, 36526504, 45658130, 52180720, 63921382, 65225900, 73053008, 91316260, 114145325, 127842764, 130451800, 159803455, 182632520, 228290650, 255685528, 260903600, 319606910, 365265040, 456581300, 511371056, 639213820, 799017275, 913162600, 1278427640, 1598034550, 1826325200, 2556855280, 3196069100, 6392138200, 12784276400]

約数ペア:

[(1, 12784276400), (2, 6392138200), (4, 3196069100), (5, 2556855280), (7, 1826325200), (8, 1598034550), (10, 1278427640), (14, 913162600), (16, 799017275), (20, 639213820), (25, 511371056), (28, 456581300), (35, 365265040), (40, 319606910), (49, 260903600), (50, 255685528), (56, 228290650), (70, 182632520), (80, 159803455), (98, 130451800), (100, 127842764), (112, 114145325), (140, 91316260), (175, 73053008), (196, 65225900), (200, 63921382), (245, 52180720), (280, 45658130), (350, 36526504), (379, 33731600), (392, 32612950), (400, 31960691), (490, 26090360), (560, 22829065), (700, 18263252), (758, 16865800), (784, 16306475), (980, 13045180), (1225, 10436144), (1400, 9131626), (1516, 8432900), (1721, 7428400), (1895, 6746320), (1960, 6522590), (2450, 5218072), (2653, 4818800), (2800, 4565813), (3032, 4216450), (3442, 3714200), (3790, 3373160), (3920, 3261295), (4900, 2609036), (5306, 2409400), (6064, 2108225), (6884, 1857100), (7580, 1686580), (8605, 1485680), (9475, 1349264), (9800, 1304518), (10612, 1204700), (12047, 1061200), (13265, 963760), (13768, 928550), (15160, 843290), (17210, 742840), (18571, 688400), (18950, 674632), (19600, 652259), (21224, 602350), (24094, 530600), (26530, 481880), (27536, 464275), (30320, 421645), (34420, 371420), (37142, 344200), (37900, 337316), (42448, 301175), (43025, 297136), (48188, 265300), (53060, 240940), (60235, 212240), (66325, 192752), (68840, 185710), (74284, 172100), (75800, 168658), (84329, 151600), (86050, 148568), (92855, 137680), (96376, 132650), (106120, 120470)]