128062480

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 160

約数和(自身を含む): 374976000

約数和(自身を除く): 246913520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 343, 359, 364, 392, 455, 490, 520, 560, 637, 686, 718, 728, 784, 910, 980, 1040, 1274, 1372, 1436, 1456, 1715, 1795, 1820, 1960, 2513, 2548, 2744, 2872, 3185, 3430, 3590, 3640, 3920, 4459, 4667, 5026, 5096, 5488, 5744, 6370, 6860, 7180, 7280, 8918, 9334, 10052, 10192, 12565, 12740, 13720, 14360, 17591, 17836, 18668, 20104, 22295, 23335, 25130, 25480, 27440, 28720, 32669, 35182, 35672, 37336, 40208, 44590, 46670, 50260, 50960, 65338, 70364, 71344, 74672, 87955, 89180, 93340, 100520, 123137, 130676, 140728, 163345, 175910, 178360, 186680, 201040, 228683, 246274, 261352, 281456, 326690, 351820, 356720, 373360, 457366, 492548, 522704, 615685, 653380, 703640, 914732, 985096, 1143415, 1231370, 1306760, 1407280, 1600781, 1829464, 1970192, 2286830, 2462740, 2613520, 3201562, 3658928, 4573660, 4925480, 6403124, 8003905, 9147320, 9850960, 12806248, 16007810, 18294640, 25612496, 32015620, 64031240, 128062480]

約数ペア:

[(1, 128062480), (2, 64031240), (4, 32015620), (5, 25612496), (7, 18294640), (8, 16007810), (10, 12806248), (13, 9850960), (14, 9147320), (16, 8003905), (20, 6403124), (26, 4925480), (28, 4573660), (35, 3658928), (40, 3201562), (49, 2613520), (52, 2462740), (56, 2286830), (65, 1970192), (70, 1829464), (80, 1600781), (91, 1407280), (98, 1306760), (104, 1231370), (112, 1143415), (130, 985096), (140, 914732), (182, 703640), (196, 653380), (208, 615685), (245, 522704), (260, 492548), (280, 457366), (343, 373360), (359, 356720), (364, 351820), (392, 326690), (455, 281456), (490, 261352), (520, 246274), (560, 228683), (637, 201040), (686, 186680), (718, 178360), (728, 175910), (784, 163345), (910, 140728), (980, 130676), (1040, 123137), (1274, 100520), (1372, 93340), (1436, 89180), (1456, 87955), (1715, 74672), (1795, 71344), (1820, 70364), (1960, 65338), (2513, 50960), (2548, 50260), (2744, 46670), (2872, 44590), (3185, 40208), (3430, 37336), (3590, 35672), (3640, 35182), (3920, 32669), (4459, 28720), (4667, 27440), (5026, 25480), (5096, 25130), (5488, 23335), (5744, 22295), (6370, 20104), (6860, 18668), (7180, 17836), (7280, 17591), (8918, 14360), (9334, 13720), (10052, 12740), (10192, 12565)]