321839280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{63857}}^1$

素因数の和:63883

約数の個数: 120

約数和(自身を含む): 1235269152

約数和(自身を除く): 913429872

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, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 63857, 127714, 191571, 255428, 319285, 383142, 446999, 510856, 574713, 638570, 766284, 893998, 957855, 1021712, 1149426, 1277140, 1340997, 1532568, 1787996, 1915710, 2234995, 2298852, 2554280, 2681994, 2873565, 3065136, 3575992, 3831420, 4022991, 4469990, 4597704, 5108560, 5363988, 5747130, 6704985, 7151984, 7662840, 8045982, 8939980, 9195408, 10727976, 11494260, 13409970, 15325680, 16091964, 17879960, 20114955, 21455952, 22988520, 26819940, 32183928, 35759920, 40229910, 45977040, 53639880, 64367856, 80459820, 107279760, 160919640, 321839280]

約数ペア:

[(1, 321839280), (2, 160919640), (3, 107279760), (4, 80459820), (5, 64367856), (6, 53639880), (7, 45977040), (8, 40229910), (9, 35759920), (10, 32183928), (12, 26819940), (14, 22988520), (15, 21455952), (16, 20114955), (18, 17879960), (20, 16091964), (21, 15325680), (24, 13409970), (28, 11494260), (30, 10727976), (35, 9195408), (36, 8939980), (40, 8045982), (42, 7662840), (45, 7151984), (48, 6704985), (56, 5747130), (60, 5363988), (63, 5108560), (70, 4597704), (72, 4469990), (80, 4022991), (84, 3831420), (90, 3575992), (105, 3065136), (112, 2873565), (120, 2681994), (126, 2554280), (140, 2298852), (144, 2234995), (168, 1915710), (180, 1787996), (210, 1532568), (240, 1340997), (252, 1277140), (280, 1149426), (315, 1021712), (336, 957855), (360, 893998), (420, 766284), (504, 638570), (560, 574713), (630, 510856), (720, 446999), (840, 383142), (1008, 319285), (1260, 255428), (1680, 191571), (2520, 127714), (5040, 63857)]