121678560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{84499}}^1$

素因数の和:84520

約数の個数: 72

約数和(自身を含む): 415233000

約数和(自身を除く): 293554440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 84499, 168998, 253497, 337996, 422495, 506994, 675992, 760491, 844990, 1013988, 1267485, 1351984, 1520982, 1689980, 2027976, 2534970, 2703968, 3041964, 3379960, 3802455, 4055952, 5069940, 6083928, 6759920, 7604910, 8111904, 10139880, 12167856, 13519840, 15209820, 20279760, 24335712, 30419640, 40559520, 60839280, 121678560]

約数ペア:

[(1, 121678560), (2, 60839280), (3, 40559520), (4, 30419640), (5, 24335712), (6, 20279760), (8, 15209820), (9, 13519840), (10, 12167856), (12, 10139880), (15, 8111904), (16, 7604910), (18, 6759920), (20, 6083928), (24, 5069940), (30, 4055952), (32, 3802455), (36, 3379960), (40, 3041964), (45, 2703968), (48, 2534970), (60, 2027976), (72, 1689980), (80, 1520982), (90, 1351984), (96, 1267485), (120, 1013988), (144, 844990), (160, 760491), (180, 675992), (240, 506994), (288, 422495), (360, 337996), (480, 253497), (720, 168998), (1440, 84499)]