128177400

素因数分解:

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

素因数の和:16465

約数の個数: 96

約数和(自身を含む): 427941360

約数和(自身を除く): 299763960

約数列:

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

約数ペア:

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