218296960

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{6961}}^1$

素因数の和:6994

約数の個数: 96

約数和(自身を含む): 607156020

約数和(自身を除く): 388859060

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, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 6961, 7840, 13922, 15680, 27844, 31360, 34805, 48727, 55688, 69610, 97454, 111376, 139220, 194908, 222752, 243635, 278440, 341089, 389816, 445504, 487270, 556880, 682178, 779632, 891008, 974540, 1113760, 1364356, 1559264, 1705445, 1949080, 2227520, 2728712, 3118528, 3410890, 3898160, 4455040, 5457424, 6237056, 6821780, 7796320, 10914848, 13643560, 15592640, 21829696, 27287120, 31185280, 43659392, 54574240, 109148480, 218296960]

約数ペア:

[(1, 218296960), (2, 109148480), (4, 54574240), (5, 43659392), (7, 31185280), (8, 27287120), (10, 21829696), (14, 15592640), (16, 13643560), (20, 10914848), (28, 7796320), (32, 6821780), (35, 6237056), (40, 5457424), (49, 4455040), (56, 3898160), (64, 3410890), (70, 3118528), (80, 2728712), (98, 2227520), (112, 1949080), (128, 1705445), (140, 1559264), (160, 1364356), (196, 1113760), (224, 974540), (245, 891008), (280, 779632), (320, 682178), (392, 556880), (448, 487270), (490, 445504), (560, 389816), (640, 341089), (784, 278440), (896, 243635), (980, 222752), (1120, 194908), (1568, 139220), (1960, 111376), (2240, 97454), (3136, 69610), (3920, 55688), (4480, 48727), (6272, 34805), (6961, 31360), (7840, 27844), (13922, 15680)]