399052080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{11311}}^1$

素因数の和:11344

約数の個数: 180

約数和(自身を含む): 1559087712

約数和(自身を除く): 1160035632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11311, 11760, 17640, 22622, 33933, 35280, 45244, 56555, 67866, 79177, 90488, 101799, 113110, 135732, 158354, 169665, 180976, 203598, 226220, 237531, 271464, 316708, 339330, 395885, 407196, 452440, 475062, 508995, 542928, 554239, 633416, 678660, 712593, 791770, 814392, 904880, 950124, 1017990, 1108478, 1187655, 1266832, 1357320, 1425186, 1583540, 1628784, 1662717, 1900248, 2035980, 2216956, 2375310, 2714640, 2771195, 2850372, 3167080, 3325434, 3562965, 3800496, 4071960, 4433912, 4750620, 4988151, 5542390, 5700744, 6334160, 6650868, 7125930, 8143920, 8313585, 8867824, 9501240, 9976302, 11084780, 11401488, 13301736, 14251860, 16627170, 19002480, 19952604, 22169560, 24940755, 26603472, 28503720, 33254340, 39905208, 44339120, 49881510, 57007440, 66508680, 79810416, 99763020, 133017360, 199526040, 399052080]

約数ペア:

[(1, 399052080), (2, 199526040), (3, 133017360), (4, 99763020), (5, 79810416), (6, 66508680), (7, 57007440), (8, 49881510), (9, 44339120), (10, 39905208), (12, 33254340), (14, 28503720), (15, 26603472), (16, 24940755), (18, 22169560), (20, 19952604), (21, 19002480), (24, 16627170), (28, 14251860), (30, 13301736), (35, 11401488), (36, 11084780), (40, 9976302), (42, 9501240), (45, 8867824), (48, 8313585), (49, 8143920), (56, 7125930), (60, 6650868), (63, 6334160), (70, 5700744), (72, 5542390), (80, 4988151), (84, 4750620), (90, 4433912), (98, 4071960), (105, 3800496), (112, 3562965), (120, 3325434), (126, 3167080), (140, 2850372), (144, 2771195), (147, 2714640), (168, 2375310), (180, 2216956), (196, 2035980), (210, 1900248), (240, 1662717), (245, 1628784), (252, 1583540), (280, 1425186), (294, 1357320), (315, 1266832), (336, 1187655), (360, 1108478), (392, 1017990), (420, 950124), (441, 904880), (490, 814392), (504, 791770), (560, 712593), (588, 678660), (630, 633416), (720, 554239), (735, 542928), (784, 508995), (840, 475062), (882, 452440), (980, 407196), (1008, 395885), (1176, 339330), (1260, 316708), (1470, 271464), (1680, 237531), (1764, 226220), (1960, 203598), (2205, 180976), (2352, 169665), (2520, 158354), (2940, 135732), (3528, 113110), (3920, 101799), (4410, 90488), (5040, 79177), (5880, 67866), (7056, 56555), (8820, 45244), (11311, 35280), (11760, 33933), (17640, 22622)]