256354800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16433}}^1$

素因数の和:16467

約数の個数: 120

約数和(自身を含む): 884412144

約数和(自身を除く): 628057344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1950, 2600, 3120, 3900, 5200, 7800, 15600, 16433, 32866, 49299, 65732, 82165, 98598, 131464, 164330, 197196, 213629, 246495, 262928, 328660, 394392, 410825, 427258, 492990, 640887, 657320, 788784, 821650, 854516, 985980, 1068145, 1232475, 1281774, 1314640, 1643300, 1709032, 1971960, 2136290, 2464950, 2563548, 3204435, 3286600, 3418064, 3943920, 4272580, 4929900, 5127096, 5340725, 6408870, 6573200, 8545160, 9859800, 10254192, 10681450, 12817740, 16022175, 17090320, 19719600, 21362900, 25635480, 32044350, 42725800, 51270960, 64088700, 85451600, 128177400, 256354800]

約数ペア:

[(1, 256354800), (2, 128177400), (3, 85451600), (4, 64088700), (5, 51270960), (6, 42725800), (8, 32044350), (10, 25635480), (12, 21362900), (13, 19719600), (15, 17090320), (16, 16022175), (20, 12817740), (24, 10681450), (25, 10254192), (26, 9859800), (30, 8545160), (39, 6573200), (40, 6408870), (48, 5340725), (50, 5127096), (52, 4929900), (60, 4272580), (65, 3943920), (75, 3418064), (78, 3286600), (80, 3204435), (100, 2563548), (104, 2464950), (120, 2136290), (130, 1971960), (150, 1709032), (156, 1643300), (195, 1314640), (200, 1281774), (208, 1232475), (240, 1068145), (260, 985980), (300, 854516), (312, 821650), (325, 788784), (390, 657320), (400, 640887), (520, 492990), (600, 427258), (624, 410825), (650, 394392), (780, 328660), (975, 262928), (1040, 246495), (1200, 213629), (1300, 197196), (1560, 164330), (1950, 131464), (2600, 98598), (3120, 82165), (3900, 65732), (5200, 49299), (7800, 32866), (15600, 16433)]