151115020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 371165760

約数和(自身を除く): 220050740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 490, 542, 569, 980, 1084, 1138, 1355, 1897, 2276, 2710, 2845, 3794, 3983, 5420, 5690, 7588, 7966, 9485, 11380, 13279, 15932, 18970, 19915, 26558, 27881, 37940, 39830, 53116, 55762, 66395, 79660, 111524, 132790, 139405, 154199, 265580, 278810, 308398, 557620, 616796, 770995, 1079393, 1541990, 2158786, 3083980, 4317572, 5396965, 7555751, 10793930, 15111502, 21587860, 30223004, 37778755, 75557510, 151115020]

約数ペア:

[(1, 151115020), (2, 75557510), (4, 37778755), (5, 30223004), (7, 21587860), (10, 15111502), (14, 10793930), (20, 7555751), (28, 5396965), (35, 4317572), (49, 3083980), (70, 2158786), (98, 1541990), (140, 1079393), (196, 770995), (245, 616796), (271, 557620), (490, 308398), (542, 278810), (569, 265580), (980, 154199), (1084, 139405), (1138, 132790), (1355, 111524), (1897, 79660), (2276, 66395), (2710, 55762), (2845, 53116), (3794, 39830), (3983, 37940), (5420, 27881), (5690, 26558), (7588, 19915), (7966, 18970), (9485, 15932), (11380, 13279)]