399787080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{883}}^1$

素因数の和:929

約数の個数: 256

約数和(自身を含む): 1527552000

約数和(自身を除く): 1127764920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 343, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 686, 735, 770, 840, 883, 924, 980, 1029, 1078, 1155, 1176, 1320, 1372, 1470, 1540, 1617, 1715, 1766, 1848, 1960, 2058, 2156, 2310, 2649, 2695, 2744, 2940, 3080, 3234, 3430, 3532, 3773, 4116, 4312, 4415, 4620, 5145, 5298, 5390, 5880, 6181, 6468, 6860, 7064, 7546, 8085, 8232, 8830, 9240, 9713, 10290, 10596, 10780, 11319, 12362, 12936, 13245, 13720, 15092, 16170, 17660, 18543, 18865, 19426, 20580, 21192, 21560, 22638, 24724, 26490, 29139, 30184, 30905, 32340, 35320, 37086, 37730, 38852, 41160, 43267, 45276, 48565, 49448, 52980, 56595, 58278, 61810, 64680, 67991, 74172, 75460, 77704, 86534, 90552, 92715, 97130, 105960, 113190, 116556, 123620, 129801, 135982, 145695, 148344, 150920, 173068, 185430, 194260, 203973, 216335, 226380, 233112, 247240, 259602, 271964, 291390, 302869, 339955, 346136, 370860, 388520, 407946, 432670, 452760, 475937, 519204, 543928, 582780, 605738, 649005, 679910, 741720, 815892, 865340, 908607, 951874, 1019865, 1038408, 1165560, 1211476, 1298010, 1359820, 1427811, 1514345, 1631784, 1730680, 1817214, 1903748, 2039730, 2379685, 2422952, 2596020, 2719640, 2855622, 3028690, 3331559, 3634428, 3807496, 4079460, 4543035, 4759370, 5192040, 5711244, 6057380, 6663118, 7139055, 7268856, 8158920, 9086070, 9518740, 9994677, 11422488, 12114760, 13326236, 14278110, 16657795, 18172140, 19037480, 19989354, 26652472, 28556220, 33315590, 36344280, 39978708, 49973385, 57112440, 66631180, 79957416, 99946770, 133262360, 199893540, 399787080]

約数ペア:

[(1, 399787080), (2, 199893540), (3, 133262360), (4, 99946770), (5, 79957416), (6, 66631180), (7, 57112440), (8, 49973385), (10, 39978708), (11, 36344280), (12, 33315590), (14, 28556220), (15, 26652472), (20, 19989354), (21, 19037480), (22, 18172140), (24, 16657795), (28, 14278110), (30, 13326236), (33, 12114760), (35, 11422488), (40, 9994677), (42, 9518740), (44, 9086070), (49, 8158920), (55, 7268856), (56, 7139055), (60, 6663118), (66, 6057380), (70, 5711244), (77, 5192040), (84, 4759370), (88, 4543035), (98, 4079460), (105, 3807496), (110, 3634428), (120, 3331559), (132, 3028690), (140, 2855622), (147, 2719640), (154, 2596020), (165, 2422952), (168, 2379685), (196, 2039730), (210, 1903748), (220, 1817214), (231, 1730680), (245, 1631784), (264, 1514345), (280, 1427811), (294, 1359820), (308, 1298010), (330, 1211476), (343, 1165560), (385, 1038408), (392, 1019865), (420, 951874), (440, 908607), (462, 865340), (490, 815892), (539, 741720), (588, 679910), (616, 649005), (660, 605738), (686, 582780), (735, 543928), (770, 519204), (840, 475937), (883, 452760), (924, 432670), (980, 407946), (1029, 388520), (1078, 370860), (1155, 346136), (1176, 339955), (1320, 302869), (1372, 291390), (1470, 271964), (1540, 259602), (1617, 247240), (1715, 233112), (1766, 226380), (1848, 216335), (1960, 203973), (2058, 194260), (2156, 185430), (2310, 173068), (2649, 150920), (2695, 148344), (2744, 145695), (2940, 135982), (3080, 129801), (3234, 123620), (3430, 116556), (3532, 113190), (3773, 105960), (4116, 97130), (4312, 92715), (4415, 90552), (4620, 86534), (5145, 77704), (5298, 75460), (5390, 74172), (5880, 67991), (6181, 64680), (6468, 61810), (6860, 58278), (7064, 56595), (7546, 52980), (8085, 49448), (8232, 48565), (8830, 45276), (9240, 43267), (9713, 41160), (10290, 38852), (10596, 37730), (10780, 37086), (11319, 35320), (12362, 32340), (12936, 30905), (13245, 30184), (13720, 29139), (15092, 26490), (16170, 24724), (17660, 22638), (18543, 21560), (18865, 21192), (19426, 20580)]