157552640

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{157}}^1$

素因数の和:200

約数の個数: 156

約数和(自身を含む): 442608876

約数和(自身を除く): 285056236

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 157, 160, 196, 224, 245, 256, 280, 314, 320, 392, 448, 490, 512, 560, 628, 640, 784, 785, 896, 980, 1024, 1099, 1120, 1256, 1280, 1568, 1570, 1792, 1960, 2048, 2198, 2240, 2512, 2560, 3136, 3140, 3584, 3920, 4096, 4396, 4480, 5024, 5120, 5495, 6272, 6280, 7168, 7693, 7840, 8792, 8960, 10048, 10240, 10990, 12544, 12560, 14336, 15386, 15680, 17584, 17920, 20096, 20480, 21980, 25088, 25120, 28672, 30772, 31360, 35168, 35840, 38465, 40192, 43960, 50176, 50240, 61544, 62720, 70336, 71680, 76930, 80384, 87920, 100352, 100480, 123088, 125440, 140672, 143360, 153860, 160768, 175840, 200704, 200960, 246176, 250880, 281344, 307720, 321536, 351680, 401920, 492352, 501760, 562688, 615440, 643072, 703360, 803840, 984704, 1003520, 1125376, 1230880, 1406720, 1607680, 1969408, 2250752, 2461760, 2813440, 3215360, 3938816, 4501504, 4923520, 5626880, 7877632, 9847040, 11253760, 15755264, 19694080, 22507520, 31510528, 39388160, 78776320, 157552640]

約数ペア:

[(1, 157552640), (2, 78776320), (4, 39388160), (5, 31510528), (7, 22507520), (8, 19694080), (10, 15755264), (14, 11253760), (16, 9847040), (20, 7877632), (28, 5626880), (32, 4923520), (35, 4501504), (40, 3938816), (49, 3215360), (56, 2813440), (64, 2461760), (70, 2250752), (80, 1969408), (98, 1607680), (112, 1406720), (128, 1230880), (140, 1125376), (157, 1003520), (160, 984704), (196, 803840), (224, 703360), (245, 643072), (256, 615440), (280, 562688), (314, 501760), (320, 492352), (392, 401920), (448, 351680), (490, 321536), (512, 307720), (560, 281344), (628, 250880), (640, 246176), (784, 200960), (785, 200704), (896, 175840), (980, 160768), (1024, 153860), (1099, 143360), (1120, 140672), (1256, 125440), (1280, 123088), (1568, 100480), (1570, 100352), (1792, 87920), (1960, 80384), (2048, 76930), (2198, 71680), (2240, 70336), (2512, 62720), (2560, 61544), (3136, 50240), (3140, 50176), (3584, 43960), (3920, 40192), (4096, 38465), (4396, 35840), (4480, 35168), (5024, 31360), (5120, 30772), (5495, 28672), (6272, 25120), (6280, 25088), (7168, 21980), (7693, 20480), (7840, 20096), (8792, 17920), (8960, 17584), (10048, 15680), (10240, 15386), (10990, 14336), (12544, 12560)]