246505280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 168

約数和(自身を含む): 694944000

約数和(自身を除く): 448438720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 140, 158, 160, 196, 199, 224, 245, 280, 316, 320, 392, 395, 398, 448, 490, 553, 560, 632, 784, 790, 796, 980, 995, 1106, 1120, 1264, 1393, 1568, 1580, 1592, 1960, 1990, 2212, 2240, 2528, 2765, 2786, 3136, 3160, 3184, 3871, 3920, 3980, 4424, 5056, 5530, 5572, 6320, 6368, 6965, 7742, 7840, 7960, 8848, 9751, 11060, 11144, 12640, 12736, 13930, 15484, 15680, 15721, 15920, 17696, 19355, 19502, 22120, 22288, 25280, 27860, 30968, 31442, 31840, 35392, 38710, 39004, 44240, 44576, 48755, 55720, 61936, 62884, 63680, 77420, 78008, 78605, 88480, 89152, 97510, 110047, 111440, 123872, 125768, 154840, 156016, 157210, 176960, 195020, 220094, 222880, 247744, 251536, 309680, 312032, 314420, 390040, 440188, 445760, 503072, 550235, 619360, 624064, 628840, 770329, 780080, 880376, 1006144, 1100470, 1238720, 1257680, 1540658, 1560160, 1760752, 2200940, 2515360, 3081316, 3120320, 3521504, 3851645, 4401880, 5030720, 6162632, 7043008, 7703290, 8803760, 12325264, 15406580, 17607520, 24650528, 30813160, 35215040, 49301056, 61626320, 123252640, 246505280]

約数ペア:

[(1, 246505280), (2, 123252640), (4, 61626320), (5, 49301056), (7, 35215040), (8, 30813160), (10, 24650528), (14, 17607520), (16, 15406580), (20, 12325264), (28, 8803760), (32, 7703290), (35, 7043008), (40, 6162632), (49, 5030720), (56, 4401880), (64, 3851645), (70, 3521504), (79, 3120320), (80, 3081316), (98, 2515360), (112, 2200940), (140, 1760752), (158, 1560160), (160, 1540658), (196, 1257680), (199, 1238720), (224, 1100470), (245, 1006144), (280, 880376), (316, 780080), (320, 770329), (392, 628840), (395, 624064), (398, 619360), (448, 550235), (490, 503072), (553, 445760), (560, 440188), (632, 390040), (784, 314420), (790, 312032), (796, 309680), (980, 251536), (995, 247744), (1106, 222880), (1120, 220094), (1264, 195020), (1393, 176960), (1568, 157210), (1580, 156016), (1592, 154840), (1960, 125768), (1990, 123872), (2212, 111440), (2240, 110047), (2528, 97510), (2765, 89152), (2786, 88480), (3136, 78605), (3160, 78008), (3184, 77420), (3871, 63680), (3920, 62884), (3980, 61936), (4424, 55720), (5056, 48755), (5530, 44576), (5572, 44240), (6320, 39004), (6368, 38710), (6965, 35392), (7742, 31840), (7840, 31442), (7960, 30968), (8848, 27860), (9751, 25280), (11060, 22288), (11144, 22120), (12640, 19502), (12736, 19355), (13930, 17696), (15484, 15920), (15680, 15721)]