253755840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20333}}^1$

素因数の和:20366

約数の個数: 112

約数和(自身を含む): 867692448

約数和(自身を除く): 613936608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 20333, 40666, 60999, 81332, 101665, 121998, 162664, 203330, 243996, 264329, 304995, 325328, 406660, 487992, 528658, 609990, 650656, 792987, 813320, 975984, 1057316, 1219980, 1301312, 1321645, 1585974, 1626640, 1951968, 2114632, 2439960, 2643290, 3171948, 3253280, 3903936, 3964935, 4229264, 4879920, 5286580, 6343896, 6506560, 7929870, 8458528, 9759840, 10573160, 12687792, 15859740, 16917056, 19519680, 21146320, 25375584, 31719480, 42292640, 50751168, 63438960, 84585280, 126877920, 253755840]

約数ペア:

[(1, 253755840), (2, 126877920), (3, 84585280), (4, 63438960), (5, 50751168), (6, 42292640), (8, 31719480), (10, 25375584), (12, 21146320), (13, 19519680), (15, 16917056), (16, 15859740), (20, 12687792), (24, 10573160), (26, 9759840), (30, 8458528), (32, 7929870), (39, 6506560), (40, 6343896), (48, 5286580), (52, 4879920), (60, 4229264), (64, 3964935), (65, 3903936), (78, 3253280), (80, 3171948), (96, 2643290), (104, 2439960), (120, 2114632), (130, 1951968), (156, 1626640), (160, 1585974), (192, 1321645), (195, 1301312), (208, 1219980), (240, 1057316), (260, 975984), (312, 813320), (320, 792987), (390, 650656), (416, 609990), (480, 528658), (520, 487992), (624, 406660), (780, 325328), (832, 304995), (960, 264329), (1040, 243996), (1248, 203330), (1560, 162664), (2080, 121998), (2496, 101665), (3120, 81332), (4160, 60999), (6240, 40666), (12480, 20333)]