156611980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{3169}}^1$

素因数の和:3538

約数の個数: 48

約数和(自身を含む): 377052480

約数和(自身を除く): 220440500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3169, 3530, 4942, 6338, 7060, 9884, 12355, 12676, 15845, 22183, 24710, 31690, 44366, 49420, 63380, 88732, 110915, 221830, 443660, 1118657, 2237314, 4474628, 5593285, 7830599, 11186570, 15661198, 22373140, 31322396, 39152995, 78305990, 156611980]

約数ペア:

[(1, 156611980), (2, 78305990), (4, 39152995), (5, 31322396), (7, 22373140), (10, 15661198), (14, 11186570), (20, 7830599), (28, 5593285), (35, 4474628), (70, 2237314), (140, 1118657), (353, 443660), (706, 221830), (1412, 110915), (1765, 88732), (2471, 63380), (3169, 49420), (3530, 44366), (4942, 31690), (6338, 24710), (7060, 22183), (9884, 15845), (12355, 12676)]