153002780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6961}}^1$

素因数の和:7134

約数の個数: 48

約数和(自身を含む): 369598656

約数和(自身を除く): 216595876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 6961, 10990, 13922, 21980, 27844, 34805, 48727, 69610, 97454, 139220, 194908, 243635, 487270, 974540, 1092877, 2185754, 4371508, 5464385, 7650139, 10928770, 15300278, 21857540, 30600556, 38250695, 76501390, 153002780]

約数ペア:

[(1, 153002780), (2, 76501390), (4, 38250695), (5, 30600556), (7, 21857540), (10, 15300278), (14, 10928770), (20, 7650139), (28, 5464385), (35, 4371508), (70, 2185754), (140, 1092877), (157, 974540), (314, 487270), (628, 243635), (785, 194908), (1099, 139220), (1570, 97454), (2198, 69610), (3140, 48727), (4396, 34805), (5495, 27844), (6961, 21980), (10990, 13922)]