16456660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 41287680

約数和(自身を除く): 24831020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 55, 62, 76, 95, 110, 124, 127, 155, 190, 209, 220, 254, 310, 341, 380, 418, 508, 589, 620, 635, 682, 836, 1045, 1178, 1270, 1364, 1397, 1705, 2090, 2356, 2413, 2540, 2794, 2945, 3410, 3937, 4180, 4826, 5588, 5890, 6479, 6820, 6985, 7874, 9652, 11780, 12065, 12958, 13970, 15748, 19685, 24130, 25916, 26543, 27940, 32395, 39370, 43307, 48260, 53086, 64790, 74803, 78740, 86614, 106172, 129580, 132715, 149606, 173228, 216535, 265430, 299212, 374015, 433070, 530860, 748030, 822833, 866140, 1496060, 1645666, 3291332, 4114165, 8228330, 16456660]

約数ペア:

[(1, 16456660), (2, 8228330), (4, 4114165), (5, 3291332), (10, 1645666), (11, 1496060), (19, 866140), (20, 822833), (22, 748030), (31, 530860), (38, 433070), (44, 374015), (55, 299212), (62, 265430), (76, 216535), (95, 173228), (110, 149606), (124, 132715), (127, 129580), (155, 106172), (190, 86614), (209, 78740), (220, 74803), (254, 64790), (310, 53086), (341, 48260), (380, 43307), (418, 39370), (508, 32395), (589, 27940), (620, 26543), (635, 25916), (682, 24130), (836, 19685), (1045, 15748), (1178, 13970), (1270, 12958), (1364, 12065), (1397, 11780), (1705, 9652), (2090, 7874), (2356, 6985), (2413, 6820), (2540, 6479), (2794, 5890), (2945, 5588), (3410, 4826), (3937, 4180)]