111965980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2723

約数の個数: 72

約数和(自身を含む): 279983088

約数和(自身を除く): 168017108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 2657, 3010, 4214, 5314, 6020, 8428, 10535, 10628, 13285, 18599, 21070, 26570, 37198, 42140, 53140, 74396, 92995, 114251, 130193, 185990, 228502, 260386, 371980, 457004, 520772, 571255, 650965, 799757, 1142510, 1301930, 1599514, 2285020, 2603860, 3199028, 3998785, 5598299, 7997570, 11196598, 15995140, 22393196, 27991495, 55982990, 111965980]

約数ペア:

[(1, 111965980), (2, 55982990), (4, 27991495), (5, 22393196), (7, 15995140), (10, 11196598), (14, 7997570), (20, 5598299), (28, 3998785), (35, 3199028), (43, 2603860), (49, 2285020), (70, 1599514), (86, 1301930), (98, 1142510), (140, 799757), (172, 650965), (196, 571255), (215, 520772), (245, 457004), (301, 371980), (430, 260386), (490, 228502), (602, 185990), (860, 130193), (980, 114251), (1204, 92995), (1505, 74396), (2107, 53140), (2657, 42140), (3010, 37198), (4214, 26570), (5314, 21070), (6020, 18599), (8428, 13285), (10535, 10628)]